The Ocean Pillager

Crew 5
Haste, Menace, Deathtouch
The Ocean Pillager gets +1/+0 for each tapped Pirate you control.
Whenever The Ocean Pillager deals combat damage, create a colorless Treasure artifact token with "{t}, Sacrifice this artifact: Add one mana of any color to your mana pool."
Tap three untapped Pirates you control: The Ocean Pillager becomes an artifact creature and gets until end of turn.