Jojo's Bizarre Adventure: All Star Battle Cheats

Play Campaign mode and deplete the following Boss's health to 0 for a chance for the corresponding costume medal to drop.
Akira A:
Akira (Campaign 5)
Avdol A:
Avdol (Campaign 3)
Caesar A:
Wamuu (Campaign 1)
Caesar B:
Caesar (Campaign 2)
Diavolo A:
Narancia (Campaign 4)
Diavolo B:
Diavolo (Campaign 5)
Dio A:
Dio (Campaign 2)
DIO A:
DIO (Campaign 1)
DIO B:
Iggy (Campaign 2)
Dio B:
Jonathan (Campaign 3)
DIO C:
Giorno (Campaign 4)
DIO D:
Cool Ice (Campaign 4)
Eiffel A:
Eiffel (Campaign 1)
Ermes A:
Ermes (Campaign 1)
Fugo A:
Fugo (Campaign 2)
Giorno A:
DIO (Campaign 1)
Giorno B:
Bucciarati (Campaign 3)
Giorno C:
Giorno (Campaign 4)
Giorno D:
Mista (Campaign 5)
Gyro A:
Caesar (Campaign 2)
Gyro B:
Valentine (Campaign 3)
Gyro C:
Bucciarati (Campaign 3)
Gyro D:
Gyro (Campaign 4)
Iggy A:
Iggy (Campaign 2)
Ikuro A:
Ikuro (Campaign 5)
Ikuro B:
Ikuro (Campaign 5)
Johnny A:
Jolyne (Campaign 1)
Johnny B:
Joseph (Campaign 2)
Johnny C:
Johnny (Campaign 3)
Jolyne A:
Jolyne (Campaign 1)
Jolyne B:
Jotaro (Campaign 1)
Jolyne C:
Ermes (Campaign 1)
Jolyne D:
Johnny (Campaign 3)
Jolyne E:
Anastasia (Campaign 4)
Jolyne F:
Pucchi (Campaign 5)
Jonathan A:
Zeppeli (Campaign 1)
Jonathan B:
Dio (Campaign 2)
Jonathan C:
Jonathan (Campaign 3)
Jonathan D:
Narancia (Campaign 4)
Jonathan E:
Esidisi (Campaign 5)
Joseph A:
Eiffel (Campaign 1)
Joseph B:
Joseph (Campaign 2)
Joseph C:
Rohan (Campaign 3)
Joseph D:
Hol Horse (Campaign 4)
Joseph E:
Esidisi (Campaign 5)
Josuke 4 A:
Shigekiyo (Campaign 1)
Josuke 4 B:
Josuke 4 (Campaign 2)
Josuke 4 C:
Old Joseph (Campaign 3)
Josuke 4 D:
Okuyasu (Campaign 4)
Josuke 4 E:
Josuke 8 (Campaign 5)
Josuke 8 A:
Fugo (Campaign 2)
Josuke 8 B:
Anastasia (Campaign 4)
Josuke 8 C:
Josuke 8 (Campaign 5)
Jotaro A:
Jotaro (Campaign 1)
Jotaro B:
Josuke 4 (Campaign 2)
Jotaro C:
Avdol (Campaign 3)
Jotaro D:
Hol Horse (Campaign 4)
Kars A:
Kars (Campaign 2)
Kars B:
Lisa Lisa (Campaign 3)
Koichi A:
Shigekiyo (Campaign 1)
Koichi B:
Koichi (Campaign 2)
Kosaku A:
Kosaku (Campaign 4)
Kosaku B:
Akira (Campaign 5)
Lisa Lisa A:
Lisa Lisa (Campaign 3)
Noriaki A:
Noriaki (Campaign 5)
Okuyasu A:
Okuyasu (Campaign 4)
Old Joseph A:
Old Joseph (Campaign 3)
Old Joseph B:
Noriaki (Campaign 5)
Pucchi A:
Pucchi (Campaign 5)
Rohan A:
Yoshikage (Campaign 1)
Rohan B:
Koichi (Campaign 2)

When you complete the following tasks and defeat the listed character in Story mode they will become unlocked.
Akira Otoishi:
Complete Episode 3 of Part 4's Story mode.
Cars:
Complete Part 2's Story mode.
Diavolo:
Complete Part 5's Story mode.
Dio (Part 3):
Complete Part 3's Story mode.
Enrico Pucci:
Complete Part 6's Story mode.
Esidici:
Complete Episode 5 of Part 2's Story mode.
Funny Valentine:
Complete Part 7's Story mode.
Guido Mista:
Complete Episode 2 Part 5's Story mode.
Hol Horse:
Complete Episode 6 of Part 3's Story mode.
Jean Pierre Polnareff:
Complete Episode 3 of Part 3's Story mode.
Jojolion:
Complete the first seven episodes in Story mode.
Josuke Higashikata (JoJolion):
Complete ALL of Story mode.
Koichi Hirose:
Complete Episode 4 of Part 4's Story mode.
Kosaku Kawajiri (Kira):
Complete Part 4's Story mode.
Mohammed Advol:
Complete Episode 1 of Part 3's Story mode.
Narancia Ghirga:
Complete Episode 1 Part 5's Story mode.
Rohan Kishibe:
Complete Episode 6 of Part 4's Story mode.
Wham:
Complete Episode 3 of Part 2's Story mode.

If you have a saved game from the demo version on your system you will start with 100,000 G bonus.