Kassadin

Innate: Kassadin is permanently ghosted and takes 10% reduced magic damage.

Active: Kassadin fires an orb of void energy at the target enemy that deals magic damage and disrupts their ongoing channels.

He also gains a shield that absorbs magic damage for 1.5 seconds.

Passive: Kassadin's basic attacks deal 25 (+ 10% AP) bonus magic damage on-hit.

Active: Kassadin empowers his next basic attack on-hit within 5 seconds to have an uncancellable windup, gain 50 bonus range, deal increased bonus magic damage, and restore mana, with the restoration amount quintupled against champions.

Passive: Each time Kassadin or a nearby champion casts an ability, Force Pulse's current cooldown is reduced by 0.75 seconds.

Active: Kassadin emits a pulse of void energy in a cone in the target direction that deals magic damage to enemies hit and slows them for 1 second.

Active: Kassadin blinks toward the target location, dealing magic damage to all nearby enemies upon arrival. He then gains a stack of Riftwalk for 15 seconds, refreshing on subsequent casts and stacking up to 4 times.

Riftwalk: For each stack, Riftwalk deals bonus magic damage at an increased mana cost.