What spawns (11 rules)

TimeWhereKindMax at onceMembers
DayWilderness and small townsEnemies1Mutated, Cop, Hazmat, Feral Mutated, Radiated Mutated, Infernal Mutated, Charged Mutated, Feral Wight
DayWilderness and small townsEnemies1Bowler, Arlene, Crawler, Joe, Steve, Tom Clark, Yo, Darlene, Marlene, Moe, Businessman, Boe, Big Mama, Tourist, Nurse, Soldier, Burnt, Spider, Cop, Hazmat, Mutated
NightWilderness and small townsEnemies2Feral Mutated, Feral Cop, Feral Soldier, Feral Wight, Feral Spider, Radiated Mutated, Infernal Mutated, Charged Mutated, Feral Big Mama, Feral Burnt, Feral Hazmat, Feral Tourist, Feral Bowler, Feral Boe, Feral Joe, Feral Steve, Feral Tom Clark, Feral Moe, Feral Yo, Feral Businessman, Feral Arlene, Feral Darlene, Feral Marlene, Feral Nurse, Feral Crawler
DayCommercial and Industrial areasEnemies4Bowler, Arlene, Crawler, Joe, Steve, Tom Clark, Yo, Darlene, Marlene, Moe, Businessman, Boe, Big Mama, Tourist, Nurse, Soldier, Burnt, Spider, Cop, Hazmat, Mutated
NightCommercial and Industrial areasEnemies4Feral Mutated, Feral Cop, Feral Soldier, Feral Wight, Feral Spider, Radiated Mutated, Infernal Mutated, Charged Mutated, Feral Big Mama, Feral Burnt, Feral Hazmat, Feral Tourist, Feral Bowler, Feral Boe, Feral Joe, Feral Steve, Feral Tom Clark, Feral Moe, Feral Yo, Feral Businessman, Feral Arlene, Feral Darlene, Feral Marlene, Feral Nurse, Feral Crawler
DayDowntown (cities)Enemies4Mutated, Feral Mutated, Cop, Spider, Burnt, Feral Burnt, Hazmat, Feral Wight, Radiated Mutated, Infernal Mutated, Charged Mutated, Feral Spider, Feral Hazmat, Boe, Joe, Steve, Tom Clark, Moe, Yo, Businessman, Feral Businessman, Arlene, Darlene, Marlene, Nurse, Party Girl, Tourist, Soldier, Feral Boe, Feral Joe, Feral Steve, Feral Tom Clark, Feral Moe, Feral Yo, Feral Arlene, Feral Darlene, Feral Marlene, Feral Nurse, Feral Party Girl, Feral Tourist, Feral Crawler, Feral Cop, Feral Soldier, Zombie Dog, Wolf, Bowler, Feral Bowler, Dire Wolf, Demolition
NightDowntown (cities)Enemies4Mutated, Feral Mutated, Cop, Spider, Burnt, Feral Burnt, Hazmat, Feral Wight, Radiated Mutated, Infernal Mutated, Charged Mutated, Feral Spider, Feral Hazmat, Boe, Joe, Steve, Tom Clark, Moe, Yo, Businessman, Feral Businessman, Arlene, Darlene, Marlene, Nurse, Party Girl, Tourist, Soldier, Feral Boe, Feral Joe, Feral Steve, Feral Tom Clark, Feral Moe, Feral Yo, Feral Arlene, Feral Darlene, Feral Marlene, Feral Nurse, Feral Party Girl, Feral Tourist, Feral Crawler, Feral Cop, Feral Soldier, Zombie Dog, Wolf, Bowler, Feral Bowler, Dire Wolf, Demolition
AnyEverywhereAnimals1Rabbit, Chicken
NightEverywhereAnimals1Stag
AnyEverywhereEnemies1Snake, Zombie Vulture, Zombie Dog, Zombie Bear, Dire Wolf
NightEverywhereEnemies1Dire Wolf, Zombie Bear

The game's spawn rules for the biome (spawning.xml): each rule spawns from its group in the areas it names, up to the count shown, and respawns on its own timer.

Ores

  • Coal Ore (70% of its layer)
  • Potassium Nitrate (70% of its layer)
  • Iron Ore (70% of its layer)
  • Lead Ore (70% of its layer)

Trees, plants and rocks (32)

Bird NestCar Tire Small FlatCinder Blocks 1Cinder Blocks 2Cinder Blocks 3Driftwood 01Driftwood 02Driftwood 03Hubcap (No Mine)Hubcap Land MineRadiated MushroomsRadiated MushroomsResource Rock 01Resource Rock 02Rubble Pile Bricks SmallRusty BarrelRusty BarrelRusty BarrelRusty BarrelScrap Metal PileShrub DeadSmall Rock 01Small Rock 02Tin Land MineTree Brown Grass DiagonalTree Burnt Maple 01Tree Burnt Maple 02Tree Burnt Maple 03Tree Burnt Maple 04Tree Dead Pine LeafTree Short GrassWater Barrel