Black Cleaver

The Black Cleaver is a legendary item in League of Legends.

Cost Analysis

 * 200 health = 528g
 * 50 attack damage = 1800g
 * 10% cooldown reduction = 322g
 * Total Gold Value = 2650g


 * The armor penetration stat and the passive must have at least a combined value of 350g for to be gold efficient.

Strategy

 * Armor reduction benefits all physical attacks against the target champion, making an excellent gang-attack weapon.
 * Armor reduction and penetration effects stack, allowing an attacking character to benefit from  shred, penetration runes, and items such as.
 * The armor-shred passive triggers not only on auto-attacks but on any effect which deals physical damage, such as, , and.
 * Items with effects that deal physical damage on hit such as and  won't apply more than one stack of the armor-shred in addition to the stack applied by a champion's auto attack.
 * Auto-attacks with and  will apply stacks to nearby champions. A champion attacked directly can't receive additional stacks.
 * The armor reduction stacks from apply only to enemy champions. They will not affect structures such as turrets and inhibitors; minions; or neutral monsters.
 * Physical damage-over-time abilities will apply one stack on every tick.
 * Pets that deal physical damage will apply stacks, even if they don't apply on-hit effects.

Champions Abilities

 * The Percentage Armor reduction stacks multiplicatively with others champions' Percentage Armor reduction abilities.

Percentage Reduction with full stacks:
 * reduces the armor of all enemies hit by % for 3 seconds.
 * reduces the armor and magic resistance of the enemy hit by his first attack after cast, by % for 5 seconds.
 * reduces the armor of enemies hit by her autoattacks by  for 5 seconds per stack. This debuff stacks up to 5 times (Max. ).
 * reduces the armor of enemies that step on the trap by % for 8 seconds. The trap does not apply the stacks.
 * , when empowered by having more than 50 Fury, Dice will reduce the armor of all enemies hit by % for 4 seconds.
 * reduces the armor of his target by 40% to 55% in the next 4 seconds (The effect does not apply the stacks). The armor reduction lasts for another 4 seconds after the drain completes.
 * reduces the armor of all enemies hit by % for 5 seconds.
 * reduces the target's armor by 40% for 4 seconds after every third consecutive hit.
 * reduces the armor of the target hit by  for 3 seconds.
 * reduces the armor of targets hit by his basic attacks or by  for 3 seconds. Only one target may be challenged at a given time.