Growing Detective 
Creature — Dryad Detective
At the beginning of your upkeep, if all your commanders have been revealed, put a +1/+1 counter on Growing Detective.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL