Magic The Gathering Return to Ravnica Spoiler - Chaos Imps

Chaos Imps - #90/274 - Rare
Creature - Imp

Flying
Unleash (You may have this creature enter the battlefield with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

Chaos Imps has trample as long as it has a +1/+1 counter on it.

Illustrator: Tyler Jacobson
Source: Wizards of the Coast