Defile - Abilities League of Legends
Karthus passively steals energy from his victims, gaining Mana on each kill. Alternatively, Karthus can surround himself in the souls of his prey, dealing damage to nearby enemies, but quickly draining his own Mana.
30/42/54/66/78 Mana Per Second
0.5/0.5/0.5/0.5/0.5 seconds cooldown
Other abilities from Karthus
|Wall of Pain|