SNK Neo Geo Pocket/Neo Geo Pocket Color

Cheats

Bio Motor Unitron
Cotton
Dark Arms: Beast Busters 1999
Evolution
Fatal Fury: First Contact (a.k.a. "Garou Densetsu: First Contact")
King Of Fighters, The: Round-1
King Of Fighters, The: Round-2
Last Blade, The
Magical Drop Pocket
Metal Slug: 1st Mission
Metal Slug: 2nd Mission
Neo Pocket Professional Baseball
Pocket Tennis Color
Puyo Pop (a.k.a. "Puyo Puyo")
Puzzle Link 2
Samurai Spirits
Samurai Spirits 2
Shanghai Mini
SNK Gals' Fighters
SNK vs. Capcom: Card Fighter's Clash
SNK vs. Capcom: Match Of The Millennium
Sonic Pocket Adventure

Hardware Cheats

Alternate Languages: Switch on the console without a cartridge, then select "Settings" from the menu screen. Choose a different language, power off the system, insert a cartridge, then power it on again. The game will play in a different language, if available, and will sometimes have different settings, options and other things not available in the language version you would usually play.