Ulvek, Endless Corruption

Devoid {3}, {T}: search your library for a basic land card and put it on the battlefield tapped. Then if you control 5 or more lands, each land you control becomes a copy of it. Then choose a color of mana that land can produce. Each mana symbol among permanents you control becomes the chosen color. Each permanent and spell you control are the chosen color and have hexproof from each other color. You may spend mana as though it were mana of any color. {/color#fcfcfc}