text: The first is the game 's random battle encounter system : each area assigns values to PokÃ mon in a data buffer , which the game accesses for the player 's encounters with wild PokÃ mon. .
simplified: When traveling from one area to another , the game assigns numbers for PokÃ mon that the player encounters to a data buffer , read by the game when they encounter a wild PokÃ mon. .