Kamino, Lost Planet

Kamino, Lost Planet enters the battlefield
tapped and cannot be the target of any source
your opponents control.
{t}: Add {u} to your mana pool.
{2}{u}{u}: Kamino, Lost Planet becomes a copy
of target creature you control until end of turn.
"Go to the center of gravity's pull, and find
your planet you will."
-Master Yoda