Luffy, Emperor of the Sea

Other Pirates you control get +1/+1 .
At the beginning of your end step, gain control
of target nonland permanent controlled by a player
who was dealt combat damage by three or more
Pirates this turn.

"It's not his powers or techniques. He possesses some quality that makes people want to help him.
And in these waters...that is the most formidable
power of all!"--Dracule Mihawk