Geheimnisvoller Dschinn

Hide and seek {1}{u}{u}
(You may reveal this card in your hand for it's
hide and seek cost. Play hide and seek only as a
sorcery.If you do, choose an opponent secretly
and exile this card). If chosen player attacks you,
you may reveal that player and cast
Geheimnisvoller Dschinn without paying it's
mana cost.
You may have this card enter the battlefield as a
copy of any creature card on the battlefield.