Chaos Imps
Creature — Imp, {4}{R}{R}
Oracle Text
Flying
Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)
This creature has trample as long as it has a +1/+1 counter on it.
Creature — Imp, {4}{R}{R}