Enter SLTHHRNG to get Level 4.
Enter SWPNGBLW to get Level 5.
Enter GNGDWN to get Level 3.
Enter FLTYWTRS to get Level 2.
Press A, L, A, R, A, L, Select(2), Start at the title screen.
At the title screen, press L, Select, A, Select, R, A, L, Select to enable cheat mode. Level select Enable the "Cheat mode" code, then press L or R to select a level. Press Left to highlight "Start" to begin a game at the selected level. All weapons Enable the "Cheat mode" code, then begin a game on any level. Hold Select and press B during the game to get 99 of each weapon. Free movement Enable the "Cheat mode" code, then begin a game on any level. Hold Select and press the D-pad during the game to move in any direction.
Quickly and repeatedly press Start at the continue screen until the remaining number of continues increases to nine.
At the title screen, press A, L, A, R, A, L, Select(2), Start.
To do the wall jump, jump at a wall and press up on the d-pad. You will do a jump off the wall and go higher than usual. It might take practice.
The score in the top left hand corner of the screen is not a score, it is a set of co-ordinates you can use to find your way around.
If you were looking for Pitfall for GBA cheats, then you might also want cheats for: