[DGM] Progenitor Mimic - Spoiler

http://www.mythicspoiler.com/dgm/cards/progenitormimic.html

Progenitor Mimic

4GU - Creature

You may have Progenitor Mimic enter the battlefield as a copy of any creature on the battlefield except it gains "At the beginning of your upkeep, if this creature isn't a token, put a token onto the battlefield that's a copy of this creature."