Sonic Rush Adventure (ソニック ラッシュアドベンチャー, Sonikku Rasshu Adobenchā) is a 2007 Sonic the Hedgehog platform game for the Nintendo DS videogame handheld, developed by Sonic Team and Dimps and published by Sega. Sonic the Hedgehog and Blaze the Cat return as playable characters, alongside a new, slightly hotheaded female character, Marine the Raccoon. The game 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.