Voracious Wurm 
Creature — Wurm
This creature enters with X +1/+1 counters on it, where X is the amount of life you've gained this turn.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Creature — Wurm
This creature enters with X +1/+1 counters on it, where X is the amount of life you've gained this turn.