Shyft

Creature — Shapeshifter    (CMC:5)

At the beginning of your upkeep, you may have Shyft become the color or colors of your choice. (This effect lasts indefinitely.)

"Capturing this specimen was not easy. Study it well, that you someday might be as versatile."

66 ME2 • ENRichard Thomas

™ & © 1993—2008 Wizards of the Coast

Legal in: Ice Age Block,Legacy,Vintage,Freeform,Prismatic,Tribal Wars Legacy,Singleton 100,Commander

Oracle Text (click to copy):

10/1/2008
Shyft's ability won't let you make it colorless. Colorless is not a color.
10/1/2008
The ability's effect has no duration. Shyft will remain the chosen color or colors until the game ends, it leaves the battlefield, or some other effect (such as the next time its ability resolves) changes its colors.