Mind Maggots 
Creature — Insect
When this creature enters, discard any number of creature cards. For each card discarded this way, put two +1/+1 counters on this creature.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL