Donquixote Doflamingo

Flying, reach
{w},{t}: Put a String counter on target creature.
{b},{t}: Destroy target creature with a String
counter on it. You gain life equal to its power.
{r},{t}: Gain control of target creature with a
String counter on it. It gains haste. Sacrifice it at
end of turn.
Creatures with String counters on them can't
attack, block, or use activated abilities.