Pocket Dimension

Exile target creature your opponent controls
until Pocket Dimension leaves the battlefield.
While Pocket Dimension is on the battlefield,
you may cast that creature without paying it's
mana cost (Use only as a Sorcery).
That creature is exiled at the end of turn.
"Take a good Look, Kakashi, there's nothing inside of
me anymore, I don't feel pain...I don't feel anything"
-Obito Uchiha to Kakashi Hatake