These are codes or modifications applied to a specific iteration of a handheld game focused on monster collection and battling, designed to alter gameplay. They can range from unlimited in-game currency to altered encounter rates for specific creatures, allowing players to customize their experience. For example, a player might use a code to obtain rare items early in the game, bypassing normal progression.
The popularity of these modifications stems from a desire to expedite progress, experiment with different team compositions without extensive grinding, or overcome challenging sections of the game. Historically, they’ve served as a means of re-experiencing familiar titles with novel parameters, extending the longevity of gameplay and creating new challenges beyond the original intent. Their application offers avenues for exploration and player agency.