Difficult Caves Mod 1.18.2–1.20.1

Difficult Caves is a mod designed to increase the challenge of encountering hostile mobs based on depth. Its core purpose is to make mobs stronger as players venture deeper into the game world. The mod's entire functionality is customizable through a configuration file, though the configuration is not yet available for version 1.20.

The mod implements varying equipment chances for mobs at different depths. Above ground, zombies have a minor chance for knockback resistance, and skeletons may wield a wooden sword. At stone level, skeletons can appear with a stone pickaxe, wooden sword, or a Power 1 bow, and can have leather armor. Zombies at this depth may carry a stone pickaxe, stone sword, or stone shovel, and can have leather and gold armor. At deepslate level, skeletons can wield an iron pickaxe, an iron sword, or a Power 1 or Punch 1 bow, and can wear leather and chainmail armor. Deepslate level zombies may carry an iron pickaxe, iron sword, iron shovel, stone pickaxe, stone sword, or stone shovel, and can have gold and chainmail armor. Additionally, creepers have a minor chance of being fast, and spiders have a minor chance of being invisible.