• Play as Axel Low
Successfully complete Level 3-1 with Chipp Zanuff to unlock Axel Low.

• Play as Baiken
Successfully complete Level 2-1 with Millia Rage to unlock Baiken.

• Play as Bridget
Successfully complete Level 2-1 with Ky Kiske to unlock Bridget.

• Play as Chipp Zanuff
Successfully complete Level 2-1 with Sol BadGuy to unlock Chipp Zanuff.

• Play as Dizzy
Successfully complete Level 2-1 with May to unlock Dizzy.

• Play as Eddie
Successfully complete Level 2-1 with I-NO to unlock Eddie.

• Play as Faust
Successfully complete Level 4-1 with Sol BadGuy to unlock Faust.

• Play as Jam
Successfully complete Level 3-2 with Potemkin to unlock Jam.

• Play as Johnny
Successfully complete Level 2-2 with Dizzy to unlock Johnny.

• Play as Judgment
In Level 6-1, find all the letters that spell "JUDGMENT" that are in the various chests scattered around to unlock Judgment in Judgment mode.

• Play as Potemkin
Successfully complete Level 3-2 with Bridget to unlock Potemkin.

• Play as Slayer
Successfully complete Level 2-2 with Millia Rage to unlock Slayer.

• Play as Testament
Successfully complete Level 4-2 with May to unlock Testament.

• Play as Venom
Successfully complete Level 3-1 with Eddie to unlock Venom.

• Play as Zappa
Successfully complete Level 2-2 with I-NO to unlock Zappa.