Unlock Assassin: Beat weapon master once. complete chapter 8's Crystal mine in both extra and normal conditions. This will open sub-chapter 3. complete the entire sub-chapter. Assassin is only in 2 player. Unlock Cervantes: Completing sub-chapter 3's main boss Cervates will unlock him. He is fully playable. Unlock Charade: Complete chapter 2. Charade is fully playable Unlock Berserker: Complete all 10 chapters. Replay sub-chapter 1. Complete the entire sub-chapter Unlock Lizardman: Complete sub-chapter 2. He is only playable from 2 player modes. Such as versus, extra versus, team battle, and practice 2 player modes. Unlock Seung Mina: Clear the palace icon in chapter 6. Seung Mina is fully playable. Unlock Sophitia: Clear chapter 4. The most furthest to the east is a dungeon. The boss is Sophitia is the boss and you get to play as her after you defeat her. Also, she is fully playable. Unlock Yoshimitsu: Clear chapter 2. The most furthest to the east is a dungeon. The boss of the dungeon is none other than Yoshimitsu. Nuke 'em and he's yours to play with.