Luffy, Straw Hat Captain

Luffy, Straw Hat Captain gets +1/+1 for each
color among other legendary permanents you
control.
{w}{u}{b}{r}{g}: Search your library for a legendary permanent card with converted mana cost less
than Luffy's power, put that card onto the battlefield, then shuffle your library.
You came without fear. Don't have any regrets,
no matter what happens. This is the duel you wanted.
— Monkey D. Luffy