Neeko, The Curious Chameleon

Flash
You may have Neeko, The Curious Chameleon
enters the battlefield as a copy of any creature on
the battlefield except it is legendary and
maintains Neeko's other abilities.
{u}{g}: Exile Neeko, The Curious Chameleon,
return it to the battlefield under its owner's
control. Activate this ability only once per turn
and only at any time, you could cast a sorcery.