Shadow, Dark Avenger

First Strike, Haste
Chaos Control{1}{b}{b}: Exile the top three cards
of your library and put a Chaos Emerald
artifact token onto the battlefield
under your control. (The Chaos Emerald artifact
token has "{T}: Add three mana of any one color.")
Ultimate Power{4}{b}{r}{r}: Exile this card,
then return it to the battlefield transformed
under its owner's control.