Monkey Monkey Monkey 

Creature — Monkey
As this creature enters, choose a letter. This creature gets +1/+1 for each nonland permanent whose name begins with the chosen letter.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL