Clayface

Clayface, Shifting Horror enters the battlefield as a copy of target creature, except it’s an Ooze in addition to its other types and has “{2}{B}{G}: Return Clayface to its owner’s hand.” Whenever a creature dealt damage by Clayface dies, put a +1/+1 counter on Clayface.{flavor}“You know what I’d have given for a death scene like this. Too bad I won’t get to read the notices.” - Matt Hagan