Goblin Goon 
Creature — Goblin Mutant
This creature can't attack unless you control more creatures than defending player. This creature can't block unless you control more creatures than attacking player.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL