Castle of the Mire

Castle of the Mire enters the battlefield tapped
{t}: Add {u}{b}, {g}{b}, or {u}{g}
{u}{u}{1},{t}: counter target creature spell
{b}{b}{1},{t}: Draw 2 cards and lose 2 life
{g}{g}{1},{t}:Target creature gets +2/+2 until the end of turn