Pokémon: Ruby, Sapphire, and Emerald form the third generation of Pokémon, after Pokémon: Gold and Silver. Noticeable differences include the graphics and interface, Pokémon abilities, and running shoes that allow the player to move around much faster in the overworld before getting the bike.
In this run, CasualPokePlayer makes use of a trick that allows creating a Pokémon from nothing, leading to a save corruption that finishes the game in just 8 minutes and 35 seconds! It is highly recommended to read author's comments for necessary details about how this save corruption work.