- Box as Freak E. Deke and Michael Jackson
At the character selection screen in arcade mode, press R1(13), R2,
R1(10), R2 to unlock Freak E. Deke and Michael Jackson.
- Box as Freak E. Deke
Successfully complete arcade mode to unlock Freak E. Deke.
- Box as Michael Jackson
Successfully complete arcade mode two times to unlock Michael
Jackson.
- Box as G.C. Thunder
Successfully complete arcade mode three times to unlock G.C.
Thunder.
- Box as Wild "Stubby" Corley
Successfully complete arcade mode four times times to unlock Wild
"Stubby" Corley.
- Box as Shaquille O'Neal
Successfully complete arcade mode five times to unlock Shaquille
O'Neal.
- Box as Freedom Brock
Successfully complete arcade mode six times to unlock Freedom Brock.
- Box as Rocket Samchay
Successfully complete arcade mode seven times to unlock Rocket
Samchay.
- Box as Robox Rese-4
Successfully complete arcade mode eight times to unlock Robox
Rese-4.
- Box as Mr. President (Bill Clinton)
Successfully complete arcade mode nine times to unlock Mr. President
(Bill Clinton).
- Box as The First Lady (Hillary Clinton)
Successfully complete arcade mode ten times to unlock The First Lady
(Hillary Clinton).
- Hidden New Year's costume
Set the system date to January 1 to unlock a Baby New Year's costume
for Joey T.
- Hidden St. Patrick's Day costume
Set the system date to March 17 to unlock a leprechaun costume for
the referee.
- Hidden Valentine's Day costume
Set the system date to February 14 to unlock a lover's costume for
Lulu Valentine.
- Hidden Easter costume
Set the system date to April 23, 2001 to unlock a bunny costume for
Mama Tua.
- Hidden Independence Day costume
Set the system date to July 4 to unlock an Uncle Same costume for
G.C. Thunder.
- Hidden Halloween costume
Set the system date to October 31 to unlock a skeleton costume for
J.R. Flurry.
- Hidden Christmas costume
Set the system date to December 25 to unlock an elf costume for
Selene Strike and a snowman costume for Rumble Man.
- Champion costumes
Successfully complete championship mode to unlock the champion
costumes.