Cracked Armor

Skills that cause cracked armor

 * — when a foe within the well takes physical damage.
 * — PvE version only.
 * — if enchanted.
 * — end effect.
 * — end effect.
 * Any (PvE-only) — if target has less than 50% health.
 * Any (PvE-only) — if target is a Destroyer.
 * Any (PvE-only) — if target is knocked down.
 * — if enchanted.
 * — end effect.
 * — end effect.
 * Any (PvE-only) — if target has less than 50% health.
 * Any (PvE-only) — if target is a Destroyer.
 * Any (PvE-only) — if target is knocked down.

Skills that benefit from cracked armor

 * Any (PvE-only)
 * Any (PvE-only)
 * Any (PvE-only)
 * Any (PvE-only)
 * Any (PvE-only)

Skills that also reduce armor

 * — on yourself while casting.
 * — on yourself while casting.
 * — on yourself.
 * — on yourself.
 * — if target has no other hexes.
 * — on yourself.
 * — on yourself.

Trivia

 * This is the only Condition added to the game after the release of Prophecies. Only a few older skills were updated to make use of it: Weaken Armor, Mark of Fury, Lightning Orb, Staggering Force, Rending Aura, and Spirit Rift (each of these pre-dates the release of Eye of the North).