Armor Crunch

Armor Crunch is a debuff that decreases target's defense by 15. It is inflicted by the Biome Blade and any of its upgrades (in certain biomes), melee and rogue attacks with the Armor Crumbling or Armor Shattering buffs, the Aftershock, Earthen Pike, Slag Magnum, Spear of Paleolith, The Ballista, and Apotheosis. It is additionally inflicted by Golem, The Leviathan and several enemies in the Dungeon. If inflicted on the player, damage reduction is also decreased by 66.67%. All enemies that are vulnerable to this debuff are also vulnerable to War Cleave.