Secret Game:
Go to championship mode on character select press circle highlight EDDIE and press Down, Left, Up, Left, Down, Right, Up, Down, X.
Get Maeve Champ Round 2:
Go to championship mode on character select press circle highlight SARAH and press Up, Right, Down, Right, Up, Right, Down, Up

Get Maeve Champ Round 3:
Go to championship mode on character select press circle highlight SAMANTHA and press Right, Down, Right, Right, Up, Right, Up, Down

Get Maeve Final Round:
Go to championship mode on character select press circle highlight TIM and press Up, Right, Up, Left, Down, Right, Up, Down

Get Nicholas Final Round:
Go to championship mode on character select press circle highlight KATE and press Down, Right, Up, Left, Up, Left, Left, Right

Get Kate Champ Round 2:
Go to championship mode on character select press circle highlight BARRY and press Right, Right, Right, Right, Right, Up, Down