Comment Super Mario Bros. 3 Debug Code (Score 1) 17
One of the coolest console debug modes is for Super Mario Bros 3. If you put in game genie code KKKZSPIU, it will unlock a whole bunch of features, including extra lives, world select, and an option to change your power just by pressing select! More information is available at http://www.angelfire.com/mb2/ggco/betas/smb3debugm ode.html.
