Passive: Ekko's basic attacks deal bonus magic damage to enemies under 30% health equal to 3% (+3% bonus Ability Power%) of their missing health. Deals a minimum of 15 damage, and a maximum of 150 damage vs. minions and monsters.
Active: After a 3 second delay, Ekko creates a short-lived chronosphere at the target location that slows enemies who enter by 40%. If Ekko enters the sphere, he will detonate it, gaining a shield that absorbs up to 80/100/120/140/160 (+150% bonus Ability Power) damage for 2 seconds. Enemies caught inside are stunned for 2.25 seconds.