Ready 2 Rumble Boxing: Round 2 (PlayStation 2)

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Big Gloves Mode

At the character select screen press Left, Right, Up, Down, R1, R2. You will hear a bell if entered correctly.

Box as Freak E. Deke

Successfully complete arcade mode to unlock Freak E. Deke.

Box as Freedom Brock

Successfully complete arcade mode six times to unlock Freedom Brock.

Box as G.C. Thunder

Successfully complete arcade mode three times to unlock G.C. Thunder.

Box as Michael Jackson

Successfully complete arcade mode two times to unlock Michael Jackson.

Box as Shaquille O'Neal

Successfully complete arcade mode five times to unlock Shaquille O'Neal.

Box as Wild "Stubby" Corley

Successfully complete arcade mode four times times to unlock Wild "Stubby" Corley.

Champion costumes

Successfully complete championship mode to unlock the champion costumes.

Chubby Mode

At the character select screen press Right, Right, Up, Down, Right, R1, R1, R2. You will hear a bell if entered correctly.

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.

Hidden Easter costume

Set the system date to April 23, 2001 to unlock a bunny costume for Mama Tua.

Hidden Halloween costume

Set the system date to October 31 to unlock a skeleton costume for J.R. Flurry.

Hidden Independence Day costume

Set the system date to July 4 to unlock an Uncle Sam costume for G.C. Thunder.

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.

Toothpick Mode

At the character select screen press Right, Right, Up, Down, Right, R1, R2. You will hear a bell if entered correctly.

Unlock All Characters

At the Character select screen press:

LEFT, LEFT, RIGHT, R2, LEFT, RIGHT, RIGHT, R1, R1, R2

All characters will be unlocked. The question mark in the lower-right corner is the "Random fighter" button. Before you press X to confirm the fighter you want you can press the SQUARE button to change their costumes. You will have access to every costume, including the Holiday outfits. Not every boxer has a Holiday Outfit.

Note: This code also works in Championship mode.

Zombie Mode

At the character select screen press Left, Up, Right, Down, R1, R1, R2. You will hear a bell if entered correctly.