PASSIVE: Scoring a takedown against an enemy champion restores 15% of your maximum mana or 15% of your maximum energy after a 1-second delay. Damaging an enemy champion increases your mana regeneration by ( 1.5 − 11 / 1.2 − 8.8) (based on level) mana per second for 4 seconds. When triggering this effect, energy users regenerate 1.5 energy per second instead.