Beastboy, Comedic Shapeshifter

Evolve (Whenever a creature enters the battlefield under your control, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)
Whenever Beastboy, Comedic Shapeshifter evolves, it gains your choice of flying, trample, haste, or first strike until it leaves the battlefield.
"I may not be smart enough to do everything, but I'm d