Biome
Underground Hallow
Underground Hallow is a Terraria biome. 5 NPCs spawn here: 
Chaos Elemental, 
Enchanted Sword, 
Hallowed Mimic and 2 more.
Biome
Underground Hallow is a Terraria biome. 5 NPCs spawn here: Chaos Elemental, Enchanted Sword, Hallowed Mimic and 2 more.
