Vesuvischer Doppelgänger (Vesuvan Doppelganger) (de)
Creature - Shapeshifter
(CMC 5)
You may have Vesuvan Doppelganger enter the battlefield as a copy of any creature on the battlefield, except it doesn't copy that creature's color and it has "At the beginning of your upkeep, you may have this creature become a copy of target creature, except it doesn't copy that creature's color and it has this ability."
- [3ED] Revised Edition #88 (R)