Pokémon Pikachu 2 GS (Japanese: ポケットピカチュウ Pocket Pikachu) is a series of mini Game Boy-like devices that includes stuff like virtual pets, pedometers, slot machines, and in the later models, an alarm, presents, and a high card/low card game. It also included a currency system that could be sent to Pokémon Gold and Silver & Pokémon Crystal in the form of items.