Unveiled by SEGA live on stream: Here’s the #SA2 beta track of City Escape. These include beta tracks for City Escape, Mission Street, Metal Harbor and Radical Highway ( thanks, Tails’ Channel). The final milestone unlocked some early demo versions of four Sonic Adventure 2 music tracks, which were provided by Jun Senoue. In the end, all milestones were unlocked! Take a look at each one below: Sonic Adventure 2 concept art (Image: Sega) Sonic Adventure concept art (Image: Sega) Sonic Adventure concept art (Image: Sega) Sonic Adventure 2 concept art (Image: Sega) Sonic Heroes concept art (Image: Sega) Sonic Heroes concept art (Image: Sega) As part of this, there was a series of milestones throughout the stream, where viewers could unlock never-before-seen Sonic Adventure and Sonic Heroes concept art.