Mark of the Storm
Mark of the Storm

Enemies hit by Kennen's abilities receive a Mark of the Storm for 6 seconds, stacking up to 3 times. At three stacks, the marks consume themselves to Stun icon stun the target for 1.25 seconds and restore 25 energy.

If the Stun icon stun is applied more than once within 6 seconds, its duration is reduced to 0.5 seconds.

Ability Details
Mark of the Storm is an on-spell debuff.

Additional Information:

  • Kennen will still restore energy if the target dies from a third Mark of the Storm.


Thundering Shuriken
TARGET RANGE: 1050
SPEED: 1650
COST: 60 / 55 / 50 / 45 / 40 Energy
COOLDOWN: 8 / 7 / 6 / 5 / 4
Thundering Shuriken

Active: Kennen throws a charged shuriken in a line in front of him, dealing magic damage to the first enemy it hits.

  • Magic Damage: 75 / 115 / 155 / 195 / 235 (+ 75% AP)
Ability Details
Thundering Shuriken is a linear, colliding skillshot.


Electrical Surge
EFFECT RADIUS: 750
COST: 40 Energy
COOLDOWN: 14 / 12 / 10 / 8 / 6
Electrical Surge

Passive: Kennen deals bonus magic damage and applies a Mark of the Storm.png Mark of the Storm once every 5 basic attacks.

  • Bonus Magic Damage: 15 / 20 / 25 / 30 / 35 (+ 60% bonus AD) (+ 30% AP)

Active: Kennen sends out a surge of electricity to all nearby enemies afflicted by Mark of the Storm.png Mark of the Storm or caught in Slicing Maelstrom.png Slicing Maelstrom, dealing magic damage.

  • Magic Damage: 65 / 95 / 125 / 155 / 185 (+ 55% AP)
Ability Details

Additional Information:

  • Basic attacks against structures do not stack the counter nor do they consume the enhanced attack.
  • Electrical Surge's active will still hit stealthed champions as well as those hidden in fog of war (revealing their position but not granting Sight icon sight of them)


Lightning Rush
COST: 100 / 95 / 90 / 85 / 80 Energy
COOLDOWN: 10 / 9 / 8 / 7 / 6
Lightning Rush

Active: Kennen transforms into a ball of electricity, rendering himself unable to use basic attacks but becoming Ghost ghosted and gaining 100% total movement speed movement speed for 2 seconds, while also gaining bonus armor and bonus magic resistance for 4 seconds.

  • Bonus Resistances: 10 / 20 / 30 / 40 / 50

Kennen deals magic damage to all enemies he passes through, doubled against champions and restores 40 energy the first time Lightning Rush damages an enemy.

「 Magic Damage: 42.5 / 62.5 / 82.5 / 102.5 / 122.5 (+ 40% AP) 」「 Champion Damage: 85 / 125 / 165 / 205 / 245 (+ 80% AP) 」

Kennen can reactivate Lightning Rush to prematurely cancel it, allowing him to use basic attacks again.

Ability Details
Lightning Rush is a point-blank area of effect with a self-targeted buff component.

Additional Information:

  • Lightning Rush will only damage any particular enemy once per cast.
  • Lightning Rush can grant Kennen an effective 230 bonus movement speed (assuming there are no modifiers involved)
  • Reactivating Lightning Rush will not remove the bonus resistances since them and the bonus movement speed are independent of each other.


Slicing Maelstrom
EFFECT RADIUS: 550
COOLDOWN: 120
Slicing Maelstrom

Active: Kennen summons a magical storm around himself for 3 seconds, dealing magic damage to all enemies within range every 0.5 seconds.

「 Magic Damage Per Bolt: 40 / 75 / 110 (+ 20% AP) 」「 Total Single-Target Damage: 300 / 562.5 / 825 (+ 150% AP) 」

Slicing Maelstrom deals 10% increased damage with each successive strike against a target, up to a maximum of 150% damage with one strike.

Ability Details
Slicing Maelstrom is an auto-targeted, point-blank area of effect.

Additional Information:


References