Achtung Baby

As long as Achtung Baby is in your hand, at
the beginning of your upkeep, choose a nonland permanent from your hand. That
card has "If this card is in your hand, you
may sneak it onto the battlefield. If an opponent catches you right away, that
player may return this card to your hand
and exile a card named Achtung Baby from your hand." until end of turn.