Sonic Generations is a running and jumping video game developed by Sonic Team and published by Sega for the Nintendo 3DS in 2011. The game is a celebration of the 20th anniversary of the Sonic the Hedgehog franchise, incorporating Levels and designs from classic and modern Sonic games.
The game is set in a world where the classic and modern Sonic dimensions have been mixed. Players control classic and modern Sonic, each with different abilities and play styles. Classic Sonic can run faster and perform spins, while modern Sonic can use special abilities like Spin Dash and Homing Attack.
Sonic Generations has two game modes: Classic Mode and Modern Mode. In Classic Mode, the player controls classic Sonic, who runs across 2D levels in the style of the first Sonic games. In Modern Mode, the player controls modern Sonic, who runs across 3D levels in the style of recent Sonic games. Sonic Generations received positive reviews from critics, with an average score of 82/100 on Metacritic. Critics praised the game’s graphics, music, and gameplay.