
Originally Posted by
JLukas
A neat find of new debug features exclusive to the All-Stars version. The game checks the 8th byte in SRAM and enables debugging for all 4 games if it's a non-zero value. The one for SMB3 functions a bit differently than the existing well known NES SMB3 debug.
Super Nintendo
Super Mario All-Stars and Super Mario All-Stars + World
Game Genie:
DFDD-F2AD Enable universal debug mode Note: Super Mario Bros. and Lost Levels: A = Super Mario, X = Fire Mario, Select = invincible, sprite movement. Super Mario Bros. 2: A = sprite movement, X = invincible, restore health. Super Mario Bros. 3: A = sprite movement, X = change suit, Select = invincible. All games: L shoulder = toggle freeze frame, R shoulder = advance frame
Pro Action Replay:
70000701 Enable universal debug mode Note: Super Mario Bros. and Lost Levels: A = Super Mario, X = Fire Mario, Select = invincible, sprite movement. Super Mario Bros. 2: A = sprite movement, X = invincible, restore health. Super Mario Bros. 3: A = sprite movement, X = change suit, Select = invincible. All games: L shoulder = toggle freeze frame, R shoulder = advance frame
Edit: please give credit to BMF54123 on these - I just found out he discovered this, too, and over a month before I did. It seems we both stumbled upon it independently while trying to figure out what the deal was with the SMB3 debug glitch.