While playing a game, hold L1 + R1 + R2 and press Select to enable cheat
mode. If you entered the code correctly, "Cheats Enabled" will appear at
the top of the screen. Then, one of the following codes may now be
enabled:
God mode - Hold L1 + R1 + R2 and press Up, Down, Left, Right.
Invulnerable - Hold L1 + R1 and press Up, Down, Left, Right.
Infinite weapons - Hold L1 + R1 and press Up, Down, Up, R2.
Powered-up weapons - Hold L1 + R1 + R2 + X and press Down.
Hornet nest stingers - Select stingers, then press L1 + L2 + R1 +
Triangle + Left.
Play as Big Daddy - Enter Triangle, Square, R2, X, Triangle, R2 as a
password. Then, select "Challenge" mode and choose the "Nuke York" level
to enable Big Daddy on the vehicle selection screen.
Play as Alien saucer - Enter R1, Square, X, Square, L2, Circle as a
password.
Play as Goliath - Enter Triangle, L1, R1, X, L2, L2 as a password.
Play as Nightshade - Enter R1, R2, L1, L1, X, Circle as a password.
Play as Helicopter - Enter L1, Triangle, R2, Triangle, Triangle, R1 as a
password.
Funtopia level - Enter X, Circle, L2, X, Square, L1 as a password to
unlock the Funtopia level under "Challenge" mode.
Gulch level - Enter X, Square, Circle, L1, L2, Square as a password to
unlock the Gulch level under "Challenge" mode. Alternately, enter Square,
Square, Triangle, R1, L1, Circle as a password.
Boss Battle 1 - Enter Circle, R2, R1, Square, L1, R2 as a password.
Note: Re-enter this password after every challenge battle. The first
opponent will be a normal, random, character. Your opponent will transform
into Goliath after the battle.
Boss Battle 2 - Enter Circle, Circle, L2, L1, Triangle, Triangle as a
password.
Boss Battle with Big Daddy - Enter Square, Triangle, Circle, Circle, R2,
R2 as a password. Then, select "Challenge" mode and choose the "Nuke York"
level to battle against Big Daddy
Double pick-ups - Enter L1, L2, Circle, L1, R1, Square as a password.
Increased armor - Enter R1, Triangle, R1, Triangle, L1, Square as a
password.
Infinite turbos - Enter Square, X, Circle, Triangle, R1, R2 as a
password. Note: The special bar will still decrease, but turbos will still
be available after it runs out.
Infinite jump - Enter Circle, Square, R2, X, Triangle, R2 as a
password.
View Duke Nukem: Time To Kill FMV sequence - Enter Square, Square,
Circle, Circle, Triangle, Triangle as a password.
Alternate views - While playing a game in one player mode, hold R1 +
Select and press Down to switch to an overhead and helicopter view. In
multi-player mode, this will alternate how the screen is split. -From:
Edward023@aol.com
Full screen view - While playing a game, hold R1 + Select and press Up
to remove all items from the screen.
Combo moves
Move -.- Code
Jump -.- Press L1 + R1
Shield -.- Hold Triangle and press Up, Right, Down, Left
Stun -.- Hold Triangle and press Right, Left, Up
Cash -.- suck Hold Triangle and press Left, Right, Up
Rear -.- fire Hold Triangle and press Right, Left, Down
Mine -.- Hold Triangle and press Left, Right, Down
Up on 2 wheels to the left -.- Hold Triangle and press Up, Down, Left
Up on 2 wheels to the right -.- Hold Triangle and press Up, Down, Right
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