Extra Color Palettes
Beat "Story Mode" to unlock color 7 and beat "Arcade Mode" to unlock color 8.
Character's 7th color. - Beat "Story Mode" with desired character.
Character's 8th color. - Beat "Arcade Mode" with desired character.
Unlock the 10th color palette
To unlock the 10 color first go to versus->local, then on the controller placement screen(where you decide which controller is which side) input this code: down->RB->up->LB->Y->B. This will unlock the palette for every character in the game, no need to do it twice.
down->RB->up->LB->Y->B - unlocks 10th color palette.
Unlockable Story Mode Characters
By completing story mode, you can unlock additional character's stories.
Double Story Mode - Complete Story Mode with Valentine
Valentine Story Mode - Complete Story Mode with the initial six characters
Complete each achievement to get the allotted gamerscore.
An Ensemble Cast (10) - There may be no I in team, but there is in variety.
Getting A Head In the Game (15) - Sometimes you just need to relax and take the weight off your shoulders.
Good Hunting, Commander (15) - A good commander knows how to wield her forces effectively.
Instant Hair Dash (15) - Let your parasite feel the wind between his tendrils.
Medical Board Will Be Notified (15) - Your opponents aren't the only ones under the knife.
My Pain Will Be Visited Upon You (15) - Sometimes you can take it, and sometimes you just want to lash out.
Prolix (20) - Words are fun - expand your vocabulary.
Real Circus Damage (15) - And now, for the main attraction... Grappling!
Skllgirls (20) - Graduation day has arrived at last! Mrs. Victorias so proud of you.
The Kitchen Sink (15) - Throw everything at them, including...
Threads of Fate (30) - Follow all threads of fate to their inevitable conclusions.
Toil and Trouble (15) - A sesquidecemvir of seven simulacra synergizing simultaneously.