being playable in the multiplayer mode of Sonic Adventure 2: Battle and reappearing in Sonic Battle on the Game Boy Advance.

The 90-second snippet shows what seems to be Emerl, a robot who debuted in Sonic Battle, attacking the space station Shadow and Maria lived on. We’ll have to wait for the series to launch later ...

In this respect, it looks like the fourquel’s antagonist may be the Metal Sonics, and the movie could follow Team Sonic’s battle against a robotic army. But Sonic shouldn't worry as it looks ...