Roalesk, Apex Hybrid

Roalesk, Apex Hybrid

Legendary Creature - Human Mutant | Power/Toughness: 4 / 5 (CMC 5)
Flying, trample
When Roalesk, Apex Hybrid enters the battlefield, put two +1/+1 counters on another target creature you control.
When Roalesk dies, proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)