Pokémon Dream Radar is a spin-off game for the Nintendo 3DS that allows players to capture Pokémon using augmented reality. Players use the device's camera to find and catch Pokémon that appear in their surroundings. The game features various mini-games that help players earn items and unlock special Pokémon. In addition to capturing Pokémon, Pokémon Dream Radar connects with the main series games, such as Pokémon Black 2 and Pokémon White 2. Players can transfer the Pokémon they catch in the radar to their main game, enhancing their overall gameplay experience.