Enter these on the Story Mode password menu.

Effect	Password
Bout 1	1420
Bout 10	8325
Bout 11	A7B6
Bout 12	1114
Bout 13	BE11
Bout 14	D031
Bout 15	9913
Bout 16	5230
Bout 17	1126
Bout 18	7040
Bout 19	B629
Bout 2	2B7F
Bout 20	6021
Bout 3	C45D
Bout 4	ABAB
Bout 5	69EA
Bout 6	44DD
Bout 7	2FA6
Bout 8	B7C4
Bout 9	6BDB