Sonic Rush Adventure is a Sonic the Hedgehog game for the Nintendo DS videogame handheld, developed by Dimps and Sonic Team, published by Sega. Sonic the Hedgehog and Blaze the Cat return as playable characters, alongside a new female raccoon named Marine the Raccoon. Sonic Rush Adventure is a direct sequel to Sonic Rush, and the first game in the Sonic series to allow online head-to-head play, via Nintendo Wi-Fi Connection.