Unlock the following characters by performing the corresponding tasks:
CHARACTER - HOW TO UNLOCK Axe - Complete Arcade mode as Torque. Onyx - Complete Arcade mode as Wrath without losing a round. Spear - Complete Arcade mode as Camo. Sting - Complete Arcade mode as Dragon Knight. Strike - Complete Arcade mode as Siren. Survive Mode Dragon Knight - Complete Mirror World as Dragon Knight. Survive Mode Wing Knight - Complete Mirror World as Wing Knight. Thrust - Complete Arcade mode as Wing Knight. Wrath - Unlock all characters except for Onyx), then complete Arcade mode without losing a round.
Take on the Mirror World on Hard and complete all of the Objectives. Instead of continuing, if you screw up, you'll return to the Mirror World map with the same amount of time left as you did when you screwed up. If you do not have enough time to defeat Xaviax, escape via the Start Tile. Make sure not to run out of time or you'll lose your points.