Modifications used in conjunction with a device alters gameplay within the HeartGold version of the Pokmon series. These modifications, typically achieved using a hardware add-on, allow players to introduce alterations to the game, such as acquiring rare items, maximizing in-game currency, or manipulating character statistics. For example, a player might use such modifications to instantly obtain a Master Ball, a valuable item that guarantees the capture of any wild Pokmon.
The use of these modifications presents benefits and concerns. They can provide access to content unattainable through standard gameplay, accelerate progression through the game, or offer a different experience. Historically, this approach has served as a method for players to explore game mechanics. The availability of such modifications has spurred debate regarding fair play and the intended experience by the game developers.