[
  {
    "name": "GROUP_PARK_SCENIC",
    "type": "monstergroup",
    "default": "mon_null",
    "monsters": [
      { "monster": "mon_zombie", "freq": 100, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_child", "freq": 100, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_fat", "freq": 50, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_runner", "freq": 20, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_feral_human_pipe", "freq": 40, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_feral_human_crowbar", "freq": 40, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_feral_human_axe", "freq": 20, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 1 },
      { "monster": "mon_zombie_brainless", "freq": 25, "cost_multiplier": 1 },
      { "monster": "mon_zombie_dog", "freq": 25, "cost_multiplier": 1, "pack_size": [ 2, 3 ] }
    ]
  },
  {
    "name": "GROUP_ROOF_ZOMBIE",
    "type": "monstergroup",
    "default": "mon_null",
    "monsters": [
      { "monster": "mon_zombie", "freq": 50, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_fat", "freq": 50, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_rot", "freq": 100, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_crawler", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_zombie_winged", "freq": 50, "cost_multiplier": 5, "starts": 24 },
      { "monster": "mon_zombie_brainless", "freq": 25, "cost_multiplier": 1 },
      { "monster": "mon_zombie_technician", "freq": 50, "cost_multiplier": 5, "pack_size": [ 2, 4 ] },
      { "monster": "mon_beekeeper", "freq": 10, "cost_multiplier": 5 }
    ]
  },
  {
    "name": "GROUP_PARK_PLAYGROUND",
    "type": "monstergroup",
    "default": "mon_null",
    "monsters": [
      { "monster": "mon_zombie_child", "freq": 295, "cost_multiplier": 1, "pack_size": [ 1, 5 ] },
      { "monster": "mon_zombie", "freq": 100, "cost_multiplier": 2 },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 3 },
      { "monster": "mon_zombie_fat", "freq": 50, "cost_multiplier": 2 },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 2 },
      { "monster": "mon_zombie_runner", "freq": 20, "cost_multiplier": 3 },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 2 },
      { "monster": "mon_zombie_brainless", "freq": 25, "cost_multiplier": 2 }
    ]
  },
  {
    "name": "GROUP_PARK_DOG",
    "type": "monstergroup",
    "default": "mon_null",
    "monsters": [
      { "monster": "mon_zombie", "freq": 125, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_dog", "freq": 125, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_dog_zombie_cop", "freq": 25, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_dog_zombie_rot", "freq": 125, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_fat", "freq": 50, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_runner", "freq": 20, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_feral_human_pipe", "freq": 20, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_feral_human_crowbar", "freq": 20, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_feral_human_axe", "freq": 10, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 1 },
      { "monster": "mon_zombie_brainless", "freq": 25, "cost_multiplier": 1 }
    ]
  },
  {
    "name": "GROUP_ZOMBIE_SCORCHED",
    "type": "monstergroup",
    "default": "mon_zombie_scorched",
    "monsters": [
      { "monster": "mon_zombie_scorched", "freq": 100, "cost_multiplier": 1 },
      { "monster": "mon_zombie_child_scorched", "freq": 10, "cost_multiplier": 1 },
      { "monster": "mon_zombie_fiend", "freq": 5, "cost_multiplier": 5 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 7, "pack_size": [ 5, 20 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 13, "pack_size": [ 15, 40 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 20, "pack_size": [ 25, 60 ] },
      { "monster": "mon_zombie", "freq": 75, "cost_multiplier": 0 },
      { "monster": "mon_zombie_fat", "freq": 75, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 3, "cost_multiplier": 7, "pack_size": [ 3, 5 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 3 },
      { "monster": "mon_zombie_child", "freq": 75, "cost_multiplier": 1 },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 3 },
      { "monster": "mon_zombie_dog", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_dog", "freq": 1, "cost_multiplier": 4, "pack_size": [ 3, 5 ] },
      { "monster": "mon_zombie_dog", "freq": 1, "cost_multiplier": 16, "pack_size": [ 5, 8 ] },
      { "monster": "mon_zombie_dog", "freq": 1, "cost_multiplier": 24, "pack_size": [ 8, 12 ] },
      { "monster": "mon_dog_zombie_cop", "freq": 5, "cost_multiplier": 4 },
      { "monster": "mon_dog_zombie_rot", "freq": 5, "cost_multiplier": 5 },
      { "monster": "mon_zombie_soldier", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 20, "cost_multiplier": 3 },
      { "monster": "mon_zombie_swat", "freq": 10, "cost_multiplier": 3 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 3 },
      { "monster": "mon_zombie_fireman", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 10, "cost_multiplier": 5 },
      { "monster": "mon_zombie_static", "freq": 10, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 1440 },
      { "monster": "mon_beekeeper", "freq": 1, "cost_multiplier": 5 },
      { "monster": "mon_zombie_technician", "freq": 1, "cost_multiplier": 12 },
      { "monster": "mon_zombie_runner", "freq": 20, "cost_multiplier": 5, "pack_size": [ 1, 4 ] },
      { "monster": "mon_feral_human_pipe", "freq": 4, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_feral_human_crowbar", "freq": 4, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_feral_human_axe", "freq": 2, "cost_multiplier": 2, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_brainless", "freq": 65, "cost_multiplier": 1 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_VANILLA",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 266, "cost_multiplier": 0 },
      { "monster": "mon_zombie_child", "freq": 100, "cost_multiplier": 0 },
      { "monster": "mon_zombie_tough", "freq": 100, "cost_multiplier": 0 },
      { "monster": "mon_zombie_rot", "freq": 60, "cost_multiplier": 0 },
      { "monster": "mon_zombie_dog", "freq": 50, "cost_multiplier": 0 },
      { "monster": "mon_zombie_crawler", "freq": 30, "cost_multiplier": 0 },
      { "monster": "mon_feral_human_pipe", "freq": 40, "cost_multiplier": 0 },
      { "monster": "mon_feral_human_crowbar", "freq": 40, "cost_multiplier": 0 },
      { "monster": "mon_feral_human_axe", "freq": 20, "cost_multiplier": 0 },
      { "monster": "mon_zombie_brainless", "freq": 30, "cost_multiplier": 0 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_POLICE",
    "//": "+30% cops",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 100, "cost_multiplier": 2 },
      { "monster": "mon_zombie_child", "freq": 40, "cost_multiplier": 1 },
      { "monster": "mon_zombie_tough", "freq": 40, "cost_multiplier": 3 },
      { "monster": "mon_zombie_rot", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_crawler", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 280, "cost_multiplier": 3 },
      { "monster": "mon_zombie_swat", "freq": 140, "cost_multiplier": 3 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fireman", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_cop", "freq": 40, "cost_multiplier": 2 },
      { "monster": "mon_zombie_dog", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_rot", "freq": 5, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_static", "freq": 30, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 1440 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_HOUSE",
    "//": "+15% child",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 130, "cost_multiplier": 2 },
      { "monster": "mon_zombie_tough", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_crawler", "freq": 5, "cost_multiplier": 2 },
      { "monster": "mon_zombie_child", "freq": 150, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fireman", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_dog", "freq": 40, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_cop", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_static", "freq": 30, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 1440 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_PREPPER_HOUSE",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_tough", "freq": 180, "cost_multiplier": 0 },
      { "monster": "mon_zombie_survivor", "freq": 400, "cost_multiplier": 0 },
      { "monster": "mon_zombie_survivor_elite", "freq": 20, "cost_multiplier": 25, "starts": 540 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_PHARM",
    "//": "+13% fast",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 130, "cost_multiplier": 2 },
      { "monster": "mon_zombie_tough", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_child", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_crawler", "freq": 5, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fireman", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_dog", "freq": 130, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_cop", "freq": 15, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_rot", "freq": 40, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_static", "freq": 30, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 540 },
      { "monster": "mon_zombie_runner", "freq": 130, "cost_multiplier": 3 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ELECTRO",
    "//": "+15% electric",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 130, "cost_multiplier": 2 },
      { "monster": "mon_zombie_tough", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_child", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_crawler", "freq": 5, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fireman", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_dog", "freq": 40, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_cop", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_static", "freq": 180, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 540 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_GROCERY",
    "//": "+15% fat",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 280, "cost_multiplier": 2 },
      { "monster": "mon_zombie_tough", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_child", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_crawler", "freq": 5, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fireman", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_dog", "freq": 40, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_cop", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_dog_zombie_rot", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 20, "cost_multiplier": 2 },
      { "monster": "mon_zombie_static", "freq": 30, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 540 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_PUBLICWORKERS",
    "default": "mon_zombie_tough",
    "monsters": [
      { "monster": "mon_zombie", "freq": 100, "cost_multiplier": 5 },
      { "monster": "mon_zombie_fat", "freq": 26, "cost_multiplier": 5 },
      { "monster": "mon_zombie_child", "freq": 10, "cost_multiplier": 1 },
      { "monster": "mon_zombie_tough", "freq": 10, "cost_multiplier": 5 },
      { "monster": "mon_zombie_rot", "freq": 6, "cost_multiplier": 5 },
      { "monster": "mon_zombie_crawler", "freq": 4, "cost_multiplier": 5 },
      { "monster": "mon_zombie_static", "freq": 200, "cost_multiplier": 5 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_MAYBE_ZOMBIE",
    "//": "10% chance of a zombie",
    "default": "mon_null",
    "monsters": [
      { "monster": "mon_zombie", "freq": 40, "cost_multiplier": 0, "pack_size": [ 1, 5 ] },
      { "monster": "mon_zombie_fat", "freq": 18, "cost_multiplier": 2, "pack_size": [ 1, 5 ] },
      { "monster": "mon_zombie_tough", "freq": 10, "cost_multiplier": 3, "pack_size": [ 1, 5 ] },
      { "monster": "mon_zombie_rot", "freq": 6, "cost_multiplier": 2, "pack_size": [ 1, 5 ] },
      { "monster": "mon_zombie_crawler", "freq": 5, "cost_multiplier": 2, "pack_size": [ 1, 5 ] },
      { "monster": "mon_zombie_dog", "freq": 10, "cost_multiplier": 0 },
      { "monster": "mon_zombie_child", "freq": 11, "cost_multiplier": 0 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE_FAT_BASE",
    "default": "mon_zombie_fat",
    "monsters": [ { "monster": "mon_zombie_fat", "freq": 40, "cost_multiplier": 2 } ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE_GRAB",
    "default": "mon_zombie_grappler",
    "monsters": [
      { "monster": "mon_zombie_grappler", "freq": 40, "cost_multiplier": 0 },
      { "monster": "mon_zombie_biter", "freq": 40, "cost_multiplier": 2 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_SCHOOL",
    "default": "mon_null",
    "//": "School monster spawns.",
    "monsters": [
      { "monster": "mon_zombie_child", "freq": 650, "cost_multiplier": 1 },
      { "monster": "mon_zombie_fat", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_zombie_tough", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_zombie", "freq": 150, "cost_multiplier": 1 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_SMALL_STATION",
    "default": "mon_zombie_technician",
    "monsters": [
      { "monster": "mon_zombie_static", "freq": 55, "cost_multiplier": 4, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_technician", "freq": 50, "cost_multiplier": 5, "pack_size": [ 2, 4 ] },
      { "monster": "mon_zombie_tough", "freq": 25, "cost_multiplier": 0 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_LARGE_STATION",
    "default": "mon_zombie_technician",
    "monsters": [
      { "monster": "mon_zombie_static", "freq": 55, "cost_multiplier": 4, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_technician", "freq": 50, "cost_multiplier": 5, "pack_size": [ 2, 4 ] },
      { "monster": "mon_zombie_tough", "freq": 25, "cost_multiplier": 0 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_CHURCH_ZOMBIE",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 7, "pack_size": [ 5, 10 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 13, "pack_size": [ 15, 20 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 20, "pack_size": [ 25, 30 ] },
      { "monster": "mon_zombie_fat", "freq": 75, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 3, "cost_multiplier": 7, "pack_size": [ 3, 5 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 3 },
      { "monster": "mon_zombie_child", "freq": 75, "cost_multiplier": 1 },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 3 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE_PRISON",
    "default": "mon_zombie_prisoner",
    "monsters": [
      { "monster": "mon_zombie_prisoner_fat", "freq": 350, "cost_multiplier": 2 },
      { "monster": "mon_zombie_prisoner_tough", "freq": 350, "cost_multiplier": 2 },
      { "monster": "mon_zombie_static", "freq": 10, "cost_multiplier": 3 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE_COP",
    "default": "mon_zombie_cop",
    "monsters": [
      { "monster": "mon_zombie_cop", "freq": 100, "cost_multiplier": 0 },
      { "monster": "mon_zombie_swat", "freq": 50, "cost_multiplier": 0 },
      { "monster": "mon_dog_zombie_cop", "freq": 50, "cost_multiplier": 2, "pack_size": [ 1, 2 ] }
    ]
  },
  {
    "name": "GROUP_MANSION",
    "type": "monstergroup",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie", "freq": 100, "cost_multiplier": 2, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_crawler", "freq": 30, "cost_multiplier": 1 },
      { "monster": "mon_zombie_fat", "freq": 30, "cost_multiplier": 1 },
      { "monster": "mon_zombie_tough", "freq": 30, "cost_multiplier": 1 },
      { "monster": "mon_zombie_child", "freq": 10, "cost_multiplier": 1 },
      { "monster": "mon_dog_zombie_rot", "freq": 5, "cost_multiplier": 4 },
      { "monster": "mon_zombie_cop", "freq": 10, "cost_multiplier": 3 },
      { "monster": "mon_zombie_swat", "freq": 5, "cost_multiplier": 3 },
      { "monster": "mon_zombie_static", "freq": 5, "cost_multiplier": 5 },
      { "monster": "mon_zombie_runner", "freq": 10, "cost_multiplier": 5, "pack_size": [ 1, 2 ] }
    ]
  },
  {
    "name": "GROUP_PANICROOM",
    "type": "monstergroup",
    "default": "mon_zombie_child",
    "monsters": [
      { "monster": "mon_zombie_child", "freq": 100, "cost_multiplier": 1 },
      { "monster": "mon_zombie_crawler", "freq": 30, "cost_multiplier": 1 },
      { "monster": "mon_zombie", "freq": 20, "cost_multiplier": 1 },
      { "monster": "mon_zombie_tough", "freq": 50, "cost_multiplier": 1 },
      { "monster": "mon_skeleton", "freq": 30, "cost_multiplier": 1 },
      { "monster": "mon_zombie_static", "freq": 15, "cost_multiplier": 1 },
      { "monster": "mon_zombie_fat", "freq": 10, "cost_multiplier": 1 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_HOSPITAL",
    "default": "mon_null",
    "//": "Hospital monster spawns. Same as GROUP_ZOMBIE, but without Z-dogs.",
    "monsters": [
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 7, "pack_size": [ 5, 10 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 13, "pack_size": [ 15, 20 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 20, "pack_size": [ 25, 30 ] },
      { "monster": "mon_feral_human_pipe", "freq": 4, "cost_multiplier": 1, "pack_size": [ 5, 9 ] },
      { "monster": "mon_feral_human_crowbar", "freq": 4, "cost_multiplier": 1, "pack_size": [ 4, 7 ] },
      { "monster": "mon_feral_human_axe", "freq": 2, "cost_multiplier": 2, "pack_size": [ 2, 4 ] },
      { "monster": "mon_zombie", "freq": 75, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 75, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 3, "cost_multiplier": 7, "pack_size": [ 3, 5 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 3 },
      { "monster": "mon_zombie_child", "freq": 75, "cost_multiplier": 1 },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 3 },
      { "monster": "mon_zombie_soldier", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_cop", "freq": 20, "cost_multiplier": 3 },
      { "monster": "mon_zombie_cop", "freq": 10, "cost_multiplier": 3 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 3 },
      { "monster": "mon_zombie_fireman", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 10, "cost_multiplier": 5 },
      { "monster": "mon_zombie_static", "freq": 10, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 1440 },
      { "monster": "mon_beekeeper", "freq": 1, "cost_multiplier": 5 },
      { "monster": "mon_zombie_technician", "freq": 1, "cost_multiplier": 12 },
      { "monster": "mon_zombie_runner", "freq": 20, "cost_multiplier": 5, "pack_size": [ 1, 4 ] },
      { "monster": "mon_zombie_brainless", "freq": 55, "cost_multiplier": 1 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_STEEL_MILL",
    "default": "mon_null",
    "//": "Steel mill monster spawns.",
    "monsters": [
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 7, "pack_size": [ 5, 10 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 13, "pack_size": [ 15, 20 ] },
      { "monster": "mon_zombie", "freq": 1, "cost_multiplier": 20, "pack_size": [ 25, 30 ] },
      { "monster": "mon_zombie", "freq": 75, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 75, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 3, "cost_multiplier": 7, "pack_size": [ 3, 5 ] },
      { "monster": "mon_zombie_tough", "freq": 75, "cost_multiplier": 3 },
      { "monster": "mon_zombie_rot", "freq": 50, "cost_multiplier": 3 },
      { "monster": "mon_zombie_crawler", "freq": 25, "cost_multiplier": 3 },
      { "monster": "mon_zombie_soldier", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_hazmat", "freq": 10, "cost_multiplier": 3 },
      { "monster": "mon_zombie_static", "freq": 10, "cost_multiplier": 5 },
      { "monster": "mon_zombie_survivor", "freq": 1, "cost_multiplier": 25 },
      { "monster": "mon_zombie_survivor_elite", "freq": 1, "cost_multiplier": 25, "starts": 1440 },
      { "monster": "mon_zombie_technician", "freq": 1, "cost_multiplier": 12 },
      { "monster": "mon_zombie_runner", "freq": 20, "cost_multiplier": 5, "pack_size": [ 1, 4 ] },
      { "monster": "mon_zombie_brainless", "freq": 55, "cost_multiplier": 1 }
    ]
  },
  {
    "name": "GROUP_MALL",
    "type": "monstergroup",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie", "freq": 100, "cost_multiplier": 1 },
      { "monster": "mon_zombie_fat", "freq": 30, "cost_multiplier": 1 },
      { "monster": "mon_zombie_cop", "freq": 10, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swat", "freq": 5, "cost_multiplier": 2 },
      { "monster": "mon_zombie_child", "freq": 20, "cost_multiplier": 1 },
      { "monster": "mon_zombie_crawler", "freq": 10, "cost_multiplier": 1 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE_SEXSHOP_A",
    "default": "mon_zombie",
    "monsters": [
      { "monster": "mon_zombie_cop", "freq": 250, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swat", "freq": 125, "cost_multiplier": 2 },
      { "monster": "mon_zombie", "freq": 150, "cost_multiplier": 1 },
      { "monster": "mon_zombie_swimmer", "freq": 100, "cost_multiplier": 2 }
    ]
  },
  {
    "type": "monstergroup",
    "name": "GROUP_ZOMBIE_SEXSHOP_B",
    "default": "mon_zombie",
    "monsters": [ { "monster": "mon_zombie_swimmer", "freq": 500, "cost_multiplier": 2 } ]
  },
  {
    "name": "GROUP_FIRE",
    "type": "monstergroup",
    "default": "mon_zombie_fireman",
    "monsters": [
      { "monster": "mon_zombie_fireman", "freq": 100, "cost_multiplier": 2, "pack_size": [ 3, 5 ] },
      { "monster": "mon_zombie", "freq": 40, "cost_multiplier": 1 }
    ]
  },
  {
    "name": "FERAL_HUMANS",
    "type": "monstergroup",
    "default": "mon_feral_human_pipe",
    "monsters": [
      { "monster": "mon_feral_human_pipe", "freq": 100, "cost_multiplier": 1, "pack_size": [ 3, 8 ] },
      { "monster": "mon_feral_human_crowbar", "freq": 40, "cost_multiplier": 1, "pack_size": [ 2, 6 ] },
      { "monster": "mon_feral_human_axe", "freq": 20, "cost_multiplier": 2, "pack_size": [ 1, 4 ] }
    ]
  },
  {
    "type": "monstergroup",
    "name": "DUMP_ZOMBIES",
    "default": "mon_zombie_crawler",
    "monsters": [
      { "monster": "mon_zombie_technician", "freq": 150, "cost_multiplier": 1 },
      { "monster": "mon_zombie_fat", "freq": 150, "cost_multiplier": 1 },
      { "monster": "mon_zombie_wretched", "freq": 120, "cost_multiplier": 1 },
      { "monster": "mon_zombie_crawler", "freq": 100, "cost_multiplier": 1 },
      { "monster": "mon_zombie_survivor", "freq": 70, "cost_multiplier": 1 },
      { "monster": "mon_zombie_survivor_elite", "freq": 10, "cost_multiplier": 1, "starts": 540 }
    ]
  },
  {
    "name": "GROUP_PLAIN",
    "type": "monstergroup",
    "default": "mon_zombie",
    "monsters": [ { "monster": "mon_zombie", "freq": 40, "cost_multiplier": 1 } ]
  },
  {
    "name": "GROUP_HOTEL_POOL",
    "type": "monstergroup",
    "default": "mon_zombie_swimmer_base",
    "monsters": [
      { "monster": "mon_zombie_swimmer", "freq": 100, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer_base", "freq": 50, "cost_multiplier": 10, "pack_size": [ 3, 8 ] },
      { "monster": "mon_zombie_child", "freq": 35, "cost_multiplier": 1 }
    ]
  },
  {
    "name": "GROUP_HOTEL_GYM",
    "type": "monstergroup",
    "default": "mon_zombie_fat",
    "monsters": [
      { "monster": "mon_zombie_fat", "freq": 30, "cost_multiplier": 2 },
      { "monster": "mon_zombie_fat", "freq": 15, "cost_multiplier": 8, "pack_size": [ 2, 6 ] },
      { "monster": "mon_zombie_tough", "freq": 8, "cost_multiplier": 3 }
    ]
  },
  {
    "name": "GROUP_POOL_NOKIDS",
    "type": "monstergroup",
    "default": "mon_zombie_swimmer_base",
    "monsters": [
      { "monster": "mon_zombie_swimmer_base", "freq": 100, "cost_multiplier": 2 },
      { "monster": "mon_zombie_swimmer", "freq": 50, "cost_multiplier": 10, "pack_size": [ 3, 8 ] }
    ]
  },
  {
    "name": "GROUP_ZOMBIE_BOVINE",
    "type": "monstergroup",
    "default": "mon_zow",
    "monsters": [
      { "monster": "mon_zow", "freq": 100, "cost_multiplier": 1, "pack_size": [ 1, 3 ] },
      { "monster": "mon_zombull", "freq": 75, "cost_multiplier": 1, "pack_size": [ 1, 2 ], "starts": 180 }
    ]
  },
  {
    "name": "GROUP_HOSPITAL_INCUBATOR",
    "type": "monstergroup",
    "default": "mon_zombie_anklebiter",
    "monsters": [
      { "monster": "mon_zombie_anklebiter", "freq": 5, "cost_multiplier": 10 },
      { "monster": "mon_zombie_waif", "freq": 5, "cost_multiplier": 7 }
    ]
  },
  {
    "name": "GROUP_FORT",
    "type": "monstergroup",
    "default": "mon_zombie_reenactor",
    "monsters": [
      { "monster": "mon_zombie", "freq": 25, "cost_multiplier": 1, "pack_size": [ 1, 2 ] },
      { "monster": "mon_zombie_child", "freq": 25, "cost_multiplier": 1, "pack_size": [ 2, 3 ] },
      { "monster": "mon_zombie_reenactor", "freq": 100, "cost_multiplier": 1, "pack_size": [ 1, 2 ] }
    ]
  },
  {
    "name": "GROUP_FERROUS_UPGRADE",
    "type": "monstergroup",
    "default": "mon_zombie_rust",
    "monsters": [
      { "monster": "mon_zombie_plated", "freq": 100, "cost_multiplier": 2 },
      { "monster": "mon_zombie_urchin", "freq": 100, "cost_multiplier": 2 },
      { "monster": "mon_zombie_hammer_hands", "freq": 100, "cost_multiplier": 2 }
    ]
  },
  {
    "name": "GROUP_FERROUS",
    "type": "monstergroup",
    "default": "mon_zombie_rust",
    "monsters": [
      { "monster": "mon_zombie_plated", "freq": 50, "cost_multiplier": 2 },
      { "monster": "mon_zombie_shell", "freq": 20, "cost_multiplier": 2 }
    ]
  }
]
