Sonic Lost World (Nintendo 3DS)

Sonic Lost World (ソニックロストワールド) is an action-adventure 3D platformer that was developed by Sonic Team and published by Sega. It was released simultaneously on the Nintendo 3DS and Wii U consoles on October 18, 2013. Each game, aside from the story, is significantly different than the other.

Story
The game's story focuses on the efforts of the Deadly Six, a tribe of Zeti who serves as the game's main antagonists, as they seek to siphon energy from the world. The protagonist of the series, Sonic the Hedgehog must team up with the classic antagonist Doctor Eggman, to stop the Deadly Six.