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Recommended champions


  • Both passives trigger not only on basic attacks but on any effect that deals physical damage, such as Urgot Urgot's Purge.png Purge, Garen Garen's Judgment.png Judgment, Darius Darius' Hemorrhage.png Hemorrhage and Pantheon Pantheon's Heartseeker Strike.png Heartseeker Strike.
  • On-hit effects do not apply an additional armor shred stack.
    • Auto-attacks with Tiamat item.png Tiamat and Ravenous Hydra item.png Ravenous Hydra will apply stacks to nearby champions, but a champion attacked directly can't receive additional stacks.
  • The armor reduction stacks from The Black Cleaver item.png The Black Cleaver apply only to enemy champions. They will not affect minions, neutral monsters or structures such as turrets and inhibitors.
  • 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 or spell effects.
  • The very first instance of physical damage does not get the benefit of the armor reduction. The physical damage dealt is calculated first, and the debuff is applied after. This means the full benefit of the reduction is seen on the seventh hit, after all six stacks have been applied.
  • Armor reduction and penetration effects stack, allowing an attacking character to benefit simultaneously from The Black Cleaver item.png Black Cleaver shred, penetration runes, other items such as Last Whisper item.png Last Whisper, and champion abilities that circumvent armor.
  • In conjunction with The Black Cleaver item.png The Black Cleaver at 6 stacks:
    • Kog'Maw Kog'Maw's Caustic Spittle.png Caustic Spittle reduces the armor of the enemy it hits by 39.2 / 40.72 / 42.24 / 43.76 / 45.28% for 4 seconds.
    • Darius Darius' Apprehend.png Apprehend ignores enemy armor when combined with Black Cleaver by 27.8 / 31.6 / 35.4 / 39.2 / 43% for 6 seconds.
    • Garen Garen's Judgment.png Judgment reduces the armor of enemy champions by 43% after they get hit by it four times.
    • Jarvan IV Jarvan IV's Dragon Strike.png Dragon Strike reduces the armor of all enemies hit by 31.6 / 34.64 / 37.68 / 40.72 / 43.76% for 3 seconds.
    • Jayce Jayce's Transform Mercury Cannon.png Transform Mercury Cannon reduces the armor of the enemy hit by his first attack after cast, by 31.6 / 35.4 / 39.2 / 43% for 5 seconds.
    • Kayle Kayle's Holy Fervor.png Holy Fervor reduces the armor of enemies hit by her autoattacks by 26.28 / 28.56 / 30.84 / 33.12 / 35.4% for 5 seconds.
    • Renekton Renekton's Dice.png Dice, when empowered by having more than 50 Fury, Dice will reduce the armor of all enemies hit by 35.4 / 39.2 / 43 / 46.8 / 50.6% for 4 seconds.
    • Sion Sion's Roar of the Slayer.png Roar of the Slayer reduces the armor of the target hit by 39.2% for 2.5 seconds.
    • Trundle Trundle's Subjugate.png Subjugate reduces the armor of his target by 39.2% to 54.4% in the next 4 seconds (the effect does not apply any stacks). The armor reduction lasts for another 4 seconds after the drain completes.
    • Vi Vi's Denting Blows.png Denting Blows reduces the target's armor by 39.2% for 4 seconds after every third consecutive hit.
    • Wukong Wukong's Crushing Blow.png Crushing Blow reduces the armor of the target hit by 31.6 / 35.4 / 39.2 / 43 / 46.8% for 3 seconds.
    • Xin Zhao Xin Zhao's Challenge.png Challenge reduces the armor of targets hit by his basic attacks or Audacious Charge.png Audacious Charge by 35.4% for 3 seconds. Only one target may be challenged at a given time.
  • Carrying both The Black Cleaver item.png Black Cleaver and The Obsidian Cleaver item.png Obsidian Cleaver will apply 2 stacks instead of 1.
  • If multiple instances of damage get applied at the same time (Ex: Zed Q with his shadow; Illaoi Tentacle HIts) it will only apply 1 stack instead of 2 or more (possible bug).

Patch History

  • Armor reduction per stack reduced to 4% from 5%.
    • Maximum armor reduction reduced to 24% from 30%.
  • Bug Fix: Fixed a bug where an enemy hit with multiple shells from Graves Graves' basic attacks only applied a single stack of The Black Cleaver.
  • Total cost reduced to Gold 3100 from Gold 3500.
  • Combine cost reduced to Gold 750 from Gold 1150.
  • Attack damage reduced to 50 from 55.
  • New item icon.
  • New recipe: Kindlegem item.png Kindlegem + Phage item.png Phage + Gold 825 = Gold 3000
  • Health increased to 400 from 200.
  • Attack damage reduced to 40 from 50.
  • Cooldown reduction increased to 20% from 10%.
  • No longer grants + 10 Armor Penetration.
  • Revised Passive: Dealing physical damage to an enemy champion Cleaves them, reducing their armor by 5% for 6 seconds, stacking up to 6 times.
    • The passive is now unique.
  • New Unique Passive: Rage: Dealing physical damage grants 20 movement speed for 2 seconds. Assists on Cleaved enemy champions or kills on any unit grant 60 movement speed for 2 seconds instead. This movement speed is halved for ranged champions.
  • Combine cost increased to Gold 1263 from Gold 1188 (total cost remains the same due to Ruby Crystal item.png Ruby Crystal's price being reduced).
  • Can no longer apply more than one stack of Armor Shred in a single basic attack.
  • Health reduced to 200 from 250.
  • Maximum stacks increased to 5 from 4.
  • Armor reduction per stack reduced to 5% from 6.25%.
  • Fixed a bug where spells were applying more reduction than intended.
  • Armor reduction per stack reduced to 6.25% from 7.5% (Maximum reduction is now 25% from 30%).
  • Flat armor penetration reduced to 10 from 15 and is now Unique.
V1.0.0.152 Rework
  • New recipe: The Brutalizer item.png The Brutalizer + Ruby Crystal item.png Ruby Crystal + Gold 1188 = Gold 3000
  • +250 health
  • +50 attack damage
  • +10% cooldown reduction
  • +15 armor penetration
  • Passive: Dealing physical damage to an enemy champion reduces their armor by 7.5% for 4 seconds. This effect stacks up to 4 times.
  • Fixed a bug where it didn't appear in the attack speed tab.
  • New recipe: B. F. Sword item.png B. F. Sword + Dagger item.png Dagger + Gold 795 = Gold ???
    • Old recipe: B. F. Sword item.png B. F. Sword + Long Sword item.png Long Sword + Gold 800 = Gold ???
    • Damage reduced to 55 from 75.
    • Now adds 30% increased attack speed.
    • Unique passive: Now shreds 15 armor per stack from 12 but has a maximum of 3 stacks from 5.
May 15, 2009 Patch
  • Attack damage reduced to 75 from 80.


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