Blade of The Ruined King

Stats

Values as the League of Legends Wiki's item data lists them, for every mode; the data doesn't state their units.

Effects

• Mist's Edge (unique): Basic attacks deal bonus physical damage on-hit equal to 9% of the target's current health, with a maximum of 100 against minions and monsters.
• Clawing Shadows (unique): Basic attacks on-hit against enemy champions apply a stack for 6 seconds, stacking up to 3 times. The third stack consumes them all to slow the target by 30% for 1 second.³

• Blade of the Ruined King can be effective against champions with little armor, such as Dr. Mundo, when high attack speed or augments that trigger on-hit effects let it activate often.⁴
• Blade of the Ruined King is strong in an on-hit build that applies it 20 times per second, but is a poor choice in most other cases.⁵
• With Reverberation, Quinn’s E applies on-hit effects three times; Blade of the Ruined King is included in the build.⁶
• For ranged champions, Blade of the Ruined King is recommended only with on-hit augments and remains a difficult choice.⁷
• With Reverberation, Mystic Punch, and Ethereal Weapon, Blade of the Ruined King can be part of a Pantheon on-hit build.⁸
• With Reaper's Toll, Blade of the Ruined King, and Guinsoo's Rageblade, Twitch can melt tanks.⁹
• After getting Darksteel Talons, Blade of the Ruined King can help Shyvana get early wins.¹⁰
• Blade of the Ruined King can be part of an Ezreal build when on-hit procs are available.¹¹

• Fan the Hammer applies on-hit effects for each hit; Blade of the Ruined King is included in a Double Tap combination.¹²
• With Ethereal Weapon, Varus’s Q, E, or R can pop all three marks, apply three more, and reset Q and E cooldowns; Blade of the Ruined King is part of the build.¹³
• Blade of the Ruined King is an on-hit item with Ethereal Weapon, but Brand’s passive does not apply it continuously.¹⁴

Earlier formats

• Since patch 14.13, an extended tooltip issue with Blade of the Ruined King is fixed.¹⁵ 8x2 duos
• Blade of the Ruined King’s on-hit effect can add damage to an Ethereal Weapon build.¹⁶ 8x2 duos
• Blade of the Ruined King can be part of an on-hit build against high-health targets, though it is not usually chosen as a damage item in a ranged critical-strike build.¹⁷ 8x2 duos
• With Draw Your Sword, Urgot’s W can trigger Blade of the Ruined King’s full damage on every tick.¹⁸ 8x2 duos
• Amumu’s W procs Blade of the Ruined King’s percent-health damage with Ethereal Weapon.¹⁹ 8x2 duos
• Blade of the Ruined King deals little damage against tanks other than high-health champions such as Cho'Gath and Mundo.²⁰ 8x2 duos
• Blade of the Ruined King did little damage against Mundo with Draw Your Sword, making Collector's execute more valuable in that situation.²¹ 8x2 duos
• Kai'Sa's on-hit build can include Statikk Shiv, Nashor's Tooth, Guinsoo's Rageblade, Blade of the Ruined King, and Mortal Reminder.²² 8x2 duos
• Blade of the Ruined King is among the items that benefited from Thresh’s hook granting 50 Reverberation stacks when hard crowd control was supposed to grant 25.²³ 8x2 duos
• Kayle’s E applied spell and on-hit effects to all champions in its explosion area, including Blade of the Ruined King.²⁴ 8x2 duos
• Fizz’s W counted as both a spell and an on-hit effect. Its interaction with Ethereal Weapon was removed after it could repeatedly apply on-hit effects such as Blade of the Ruined King after one hit.²⁵ 8x2 duos
• Singed’s Q applied on-hit effects with Ethereal Weapon, and Blade of the Ruined King is recommended for the build.²⁶ 8x2 duos
• On-hit augments made Blade of the Ruined King especially effective.²⁷ 8x2 duos
• On-hit effects such as Blade of the Ruined King were a poor fit against some tanks.²⁸²⁹ 8x2 duos
• Blade of the Ruined King and other on-hit items could overwhelm tanks.³⁰ 8x2 duos
• A Zed build with Ethereal Weapon included Blade of the Ruined King alongside Runecarver, Fulmination, and Voltaic.³¹ 8x2 duos
• Getting Blade of the Ruined King in round two was especially strong on Irelia.³² 8x2 duos
• Blade of the Ruined King can be an on-hit item for Zeri alongside Reaper's Toll, though her fixed maximum attack speed limits how well she can trigger on-hit effects.³³ 8x2 duos
• Blade of the Ruined King is a poor choice for ranged champions.³⁴ 8x2 duos
• Blade of the Ruined King was part of a Kindred build with Draw Your Sword and Twice Thrice.³⁵ 8x2 duos
• Blade of the Ruined King was part of a build with Reaper's Toll, Dual Wield, Bloodthirster, Ravenous Hydra, Guinsoo's Rageblade, and Cloak of Starry Night.³⁶ 8x2 duos
• Blade of the Ruined King and Guinsoo's Rageblade were used together with Twice Thrice and two Lord Dominik's Regards.³⁷ 8x2 duos