Shadow attacks the Blue Typhoon trying to kill Cosmo for reasons (at the time) unknown. Despite the efforts of Sonic, Tails and Knuckles to hold him off, Shadow reaches Cosmo. However, before he can harm her, Dark Oak's flagship arrives and steals the Chaos Emeralds, and Cosmo is revealed to have an implant that allows the Metarex to monitor everything she hears and sees. Along the way he nearly kills Sonic, Tails, Knuckles, and Chris (thetvdb.com)