Chronokeeper
Every 2 casts, the Chronokeeper stores 2 XP. If he has enough stored for you to level up, he transfers you the required XP. If you are level 10, he instead gains 15% Damage Amp.
Units
Zilean
Throw a Time Bomb on the nearest enemy without one. Time Bombs deal 90/135/1000 () magic damage each second. When the target dies, they explode, dealing 150/225/4000 () magic damage in a 1 hex radius and grant Zilean 15 mana.If a Time Bomb is on an enemy for 18/16/1 seconds and Zilean is alive, the enemy instantly dies.