Complete % guide to Pokemon Blue. Completed using the NEW updated digital version of the game for the 3DS. Also good for the. A slot machine is a standard game at Game Corners in the Pokémon games, having Generation I and Pokémon FireRed and LeafGreen .. In Pokémon Yellow, the three Pokémon which appear on the reels (Arbok, Meowth, and Koffing). All of the slot machines have different odds, which change every time. To win big, play each machine 4 times, and if it hits 2 or more, then stick.