Mad Mommadore, Joel's Avenger

When Mad Mommadore enters the battlefield, create 3 3/3 Blue fleet tokens with Crew 2. Then create 2 1/1 blue Deckhand Tokens.

Trample, Islandwalk, Crew 6

When Mad Mommadore attacks, you may move any number of +1/+1 counters to Mad Mommadore, from any creature you control.

You may cast spells from the top of your library for free by removing +1/+1 counters from Mommadore equal
to the spells mana cost.