
Morph {0} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When this creature is turned face up, it becomes the creature type of your choice. (This effect lasts indefinitely.)
Proteus Machine has 1 printing, first in Scourge (2003). EDHREC ranks it #18,101 among Commander cards. It appears most in Yedora, Grave Gardener decks (1,543 on EDHREC).
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.