The occurrence of certain enemies depends on several factors including time, location, random events, and player interactions. The player can encounter many different enemies in Terraria, such as simple slime blobs, zombies, skeletons, demon eyes, and various biome specific enemies. The player begins with 100 HP and 20 Mana (blue stars) which can both be increased by finding certain items Many resources, notably ores, can be found while exploring caves. The player starts out with three basic tools: a pickaxe for digging, a sword for combat, and an axe for woodcutting.
