Doflamingo, Warlord

Flying
You may choose not to untap Doflamingo during
your untap step.
{t}: Gain control of target creature with power
less than or equal to Doflamingo's power for as
long as Doflamingo remains tapped and that
creature's power remains less than or equal to
Doflamingo's power.
"I will destroy all scum who oppose me!"
-Donquixote Doflamingo