Cat-Gator 
Creature — Fish Crocodile
Lifelink When this creature enters, it deals damage equal to the number of Swamps you control to any target.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL