The Beasts Pirates (百獣海賊団 Hyakujū Kaizokudan) are very powerul pirate crew led by the Yonko Kaido, aka Kaido "of the Beasts", making them of the four most powerful pirate crews in the world. They are the ones who formed an alliance with Donquixote Doflamingo and Caesar Clown to create an army of artificial Zoan-type users. Among the crew's higher ranks, there's Kaido's three right-hand men known as the "Disasters". One of them named Jack "the Drought" is the responsible for attacking the Mokomo Dukedom on Zou. They currently occupied in the Wano Country. They are one of the central antagonist groups in the Yonka Saga in One Piece.
- Kaido "of the Beasts" (Captain)
- Jack "the Drought" (Captain of the Mammoth Ship)
- Sheepshead (Headliner of the Gifters)