The Bifrost, World Bridge

{u}{t}: Return target creature to its owners hand.
{1}{w}{t}: Exile target creature. Return it to the battlefield tapped at the beginning of the next
end step.
{2}{r}{t}: Gain control of target creature until end
of turn. It gains haste until end of turn.
{3}{g}{t}: Destroy target noncreature permanent.
{4}{b}{t}: Return target creature from your
graveyard to your battlefield.