One Piece: Grand Adventure - Unlock Eneru Crocodile39s adventure mode

Unlock Mihawk Chaser's adventure mode:
After recruiting Mihawk win a battle using him.

Unlock Mr. 2 Bon Clay Crocodile's adventure mode:
Get Mr. 2 as your ally and win a battle using him.

Unlock Nico Robin Luffy's adventure mode:
Get her as your ally at the end and win a battle using her.

Unlock Ohm Crocodile's adventure mode:
Get Ohm as your ally in the Jaya area and win a battle using him.

Unlock Shanks Buggy's adventure mode:
Recruit Shanks and then win a battle using him.

Unlock Trace Buggy's adventure mode:
Recruit him in Drum Island then win a battle using him.