Epoida

Epoida is an infamous New World pirate who allied himself with Whitebeard.

Abilities and Powers
It appears that he can transform into a caterpillar, possibly due to the effects of a Zoan Devil Fruit. He is shown wielding a double sided javelin

History
In the past, he allied himself with Whitebeard, and participated in the Marineford Arc to try and save Ace