Outfits can be unlocked for each character in Campaign Mode. Outfit medals can be acquired by depleting a certain boss's HP to 0, though an outfit medal will not always drop. The following medals are drops from the corresponding boss.

Character	How to unlock
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)
Rohan C	Rohan (Campaign 3)
Rohan D	Kosaku (Campaign 4)
Rohan E	Mista (Campaign 5)
Valentine A	Valentine (Campaign 3)
Wamuu A	Wamuu (Campaign 1)
Wamuu B	Kars (Campaign 2)
Yoshikage A	Yoshikage (Campaign 1)
Zeppeli A	Zeppeli (Campaign 1)