At the main menu, press and release L1 + L2 + R1 + R2 + Up. Press Circle to start a new game. From the difficulty menu, press L1 + L2 + R1 + R2 + Down. Choose a difficulty and the level select menu will appear.
Highlight a game from the load game menu. Then, press L1 + L2 + R1 + R2. Exit the load game menu. Now levels with the Butthead monster will be modified by the code.
While playing the game, press Square + Select to enter 3D map mode. Press Left until the map arrow points toward you, then press Start to return to standard map view. Press L1 + Square + X + Circle while the camera is rotating. Press Select to exit Map mode. Press Triangle and for all the weapons and the jetpack.
While playing the game, do a back flip by pressing Square + L2. Then while in the air, press Right + X + Circle. Now the ammunition for all weapons will be returned to full.
While playing the game, do a back flip by pressing Square + L2. Then while in the air, press Down + X + R2. Now Ox's health will be returned to full.
Use the full inventory code or find the drill to place it in inventory. Use the frying pan as the current weapon. Enter the weapon selection screen and highlight the drill, then press Circle + R1. If you entered the code correctly, the number "999" will be flashing next to the health meter.
Enter the weapon selection screen and press Circle + R1.
Save at least one game. Then, go to the main menu and highlight "Load Game". Hold Right, then press Circle. Release Right and press Triangle to cancel. Next, press Left + Square, then press Triangle to cancel again. Now the ending sequence will be displayed.
Switch to jetpack mode and kill an alien. Stand on the alien and press Triangle to display the weapon select screen. Then, press L1 + Right + Down. Now Ox will be able to fly through the walls and move anywhere in the level.
Switch to jetpack mode and press Triangle to display the weapon select screen. Then, press L1 + Right + Down.
|Infinite Energy||8009ABA0 0066|
|Infinite Flamer Ammo||8009ABA8 03E7|
|Infinite BFD90 Ammo||8009ABA4 001E|
|Infinite Ammo for BFD90/Pulse||8009ABA4 03E7|
|Infinite Rockets||8009ABB4 03E7|
|Infinite Wailer Ammo||8009ABAC 03E7|
|Infinite Meatseeker Ammo||8009ABB0 03E7|
|Infinite Jetpack Fuel||8009ABA8 0032|
|Have Jetpack||8009AC70 0100|
|Have Knife||8009ABB8 0101|
|Have Drill||8009ABBA 0101|
|Have Missile Cam||8009ABC2 0001|
|Have BFD90 & Flame Thrower||8009ABBC 0101|
|Have Wailer & Rocket Launcher||8009ABBE 0101|
|Have PulseGun & Meatseeker||8009ABC0 0101|
-Some Game Shark Codes From: firstname.lastname@example.org