Whenever Cho'Gath kills a unit, he recovers 17 + (3 × level) health and 3.25 + (0.25 × level) mana.
Rupture
Range: 950
Cooldown: 9
Cost: 90 mana
Active: After 0.625 seconds, Cho'Gath makes spikes erupt in target 175-radius area, dealing magic damage and knocking up enemies for 1 second. Targets hit are slowed by 60% for a further 3 seconds after landing.
Toggle: Whenever Cho'Gath performs a basic attack, he will launch spikes dealing magic damage to enemies in a line in front of him.
Magic damage: 20 / 35 / 50 / 65 / 80 (+ 30% AP)
Feast
Range: 150
Cooldown: 60
Cost: 100 mana
Active: Cho'gath devours target enemy, dealing true damage. If Feast kills the target, Cho'Gath grows larger and gains extra health and basic attack range, stacking up to six times. Cho'Gath loses half of these stacks, rounded up (Lost stacks being rounded up, thus, kept stacks rounded down), whenever he dies.
Feast deals 1000 (+ 70% AP) true damage to minions and monsters.