The rules for how this glitch works are as follows: Mashing the A button duringdialog slows down the text a little, so it can be used to luck-manipulate. For example, holding a button downfor different durations usually (but not always) preservesa critical hit while randomizing damage. Luck ManipulationIn RBGY/GSC (assuming fast text speed), thetiming of a button press has a high influence on random factor.The duration of a button press (how long it is held down) hasa mild influence on random factor. 'arbitrary code execution': GBC Pokémon: Yellow Version (USA/Europe) 'arbitrary code execution' by MrWint in 05:48.28.'Gotta Catch 'Em All!' (works as full-completion): GB Pokémon: Blue Version (USA/Europe) 'Gotta Catch 'Em All!' by luckytyphlosion in 37:55.33.'game end glitch' (practically 'no save corruption'): GBC Pokémon: Yellow Version (USA/Europe) 'game end glitch' by TiKevin83 in 09:47.92.'save glitch' (practically 'any%'): GB Pokémon: Red Version (USA/Europe) 'save glitch' by MrWint in 01:09.95.
List of categoriesDue to the number of categories that exist for Gen 1 Pokemon games, it is helpful to list them here to avoid confusion.