Sega of Europe has trademarked 'Sonic Lost World', suggesting a new title featuring its iconic blue speedster may be in the pipeline.
The listing appeared on the trademarks and design resgistration office website, and specifically states downloadable video games for use on mobile devices.
Earlier this week it was revealed Sega intends to re-release the first Sonic the Hedgehog title on the Nintendo 3DS eShop.
Accorrding to a page on the Japanese Sega website, the game will include the spin dash and the option to play either in stereoscopic 3D or classic mode.
Sega's return to its backcatalogue has also yielded a remake of Mega Drive classic Castle of Illusion Starring Mickey Mouse.
The title is "a complete re-imagining" of the 1990 Mega Drive/Genesis side-scrolling classic. It features the original storyline, in which players are challenged to save Minnie from the evil witch Mizrabel, and will have updated visuals and new gameplay mechanics.