the Deathsinger
Pick Rate
Ban Rate
Win Rate
Death Defied (Passive)

Upon dying, Karthus enters a spirit form that allows him to continue casting spells.

Lay Waste (Q)

Cooldown: 0

Cost: 20/25/30/35/40

Range: 875

Karthus creates a blast of magic, dealing magic damage. If the blast hits only one enemy, it instead deals magic damage.d

Wall of Pain (W)

Cooldown: 15

Cost: 70

Range: 1000

Karthus creates a wall that lasts for 5 seconds. Enemies that pass through lose 25% Magic Resist for 5 seconds and are Slowed by 40/50/60/70/80% decaying over the duration.d

Defile (E)

Cooldown: 0.5

Cost: 30/42/54/66/78 Mana per Second

Range: 550

Passive: When Karthus kills a unit, he restores 10/20/30/40/50 Mana.Toggle: Karthus creates a necrotic aura, dealing s magic damage per second to nearby enemies.d

Requiem (R)

Cooldown: 200/180/160

Cost: 100

Range: 10000

Karthus channels for 3 seconds, then deals magic damage to enemy champions, regardless of distance.d