Hall of Thiohr

(Transforms from The Cathedral of the Favored.)
{t}: Add {w}, {r}, or {g}. You gain 1 life.
Exile Hall of Thiohr: You get an emblem with "You and permanents you control have protection from black. Spells you control have lifelink." Activate this ability only if you have more than double your starting life total and it's your turn.