Clear the game on Hardcore difficulty to unlock the Unleash the Fury. In this new mode you play through the main game as the Baseball Furys gang. (Unverified

Clear the game once on Normal or higher difficulty and an arcade game at the hangout will be available (called 'The Warriors Armies Of The Night'). To actually play the machine though, you need to clear all the Flash Back levels.

When playing input the following cheat codes.

100 percent completion ... L1, SELECT, SQUARE, DOWN, L2, RIGHT
Unlimited Health ... UP, TRIANGLE, L3, SELECT, CROSS, L2
Unlimited Rage ... SQUARE, CIRCLE, TRIANGLE, SELECT, CROSS, LEFT
Unlimited sprint ... DOWN, SQUARE, LEFT, CROSS, L1, SELECT
Get a pipe ... R2, CIRCLE, SELECT, UP, L1, RIGHT
Get a machete ... L1, CROSS, R1, R1, SELECT, R2
Get a knife ... DOWN, DOWN, SELECT, UP, UP, L3
Get a bat ... SQUARE, R2, DOWN, DOWN, L1, L1
Escape from cops ... UP, SELECT, CROSS, TRIANGLE, TRIANGLE, SQUARE
Complete current stage ... DOWN, SQUARE, CROSS, SELECT, R1, LEFT
All items and $200 ... R1, R2, L1, CROSS, DOWN, L1
Unbreakable bat ... L3, L3, CIRCLE, UP, CIRCLE, sELECT
Unlock hobo help ... CIRCLE, CIRCLE, DOWN, R2, L2, CIRCLE
Unlock brass knuckles ... CIRCLE, CIRCLE, CIRCLE, L1, SELECT, TRIANGLE
Unlock improved stamina ... CROSS, L1, DOWN, SQUARE, UP, CROSS
Unlock weapon dealers ... RIGHT, R1, CIRCLE, CROSS, SELECT, SQUARE
Unlock handcuffs ... UP, CROSS, UP, SELECT, L3, L1
Unlock self-uncuff ... TRIANGLE, TRIANGLE, TRIANGLE, SELECT, TRIANGLE, R1
Unlock cuff keys ... LEFT, CROSS, CROSS, R2, L1, DOWN
Unlock steel toe boots ... R3, R2, R1, L3, L2, L1
Unlock more flash ... DOWN, LEFT, UP, UP, SQUARE, RIGHT
Unlock improved sprint ... L2, SELECT, SELECT, SELECT, SELECT, TRIANGLE
Unlock hobo recruitment ... R1, R1, L1, R1, L1, UP

Submitted by tagwitelmo, pnoyboydc5, OneMoreGrounDHog
Verified by SubSane (Torro)

After purchasing flash, spray or weapons with dealers, you're free to kill them to grab your cash back as well as anything else left on the corpse.

Submitted by pablo
Verified by TrueSubSane (Torro)