Tails Adventure (テイルスアドベンチャー Teirusu Adobenchā) is an action-adventure video game developed by Aspect and published by Sega in 1995 for the Sega Game Gear. It is the first spin-off game of Sonic the Hedgehog series to mix platforming and role-playing game elements. Tails Adventure is also the third and most recent game in featuring Miles "Tails" Prower as the main character without Sonic himself, the first two being Tails and the Music Maker for the Sega Pico and Tails' Skypatrol also for the Game Gear.