when Sonic defeats him in his glowing yellow "Super Sonic" form, but spares Shadow's life -- even after Shadow nearly killed Tom in an earlier battle. Sonic's mercy proves to Shadow that ...

However, the film's writers have recently admitted that there was a brief idea in play that could have killed ... Sonic, Knuckles, and Tails reunite against a powerful new adversary, Shadow ...

Shadow (Keanu Reeves) in Sonic the Hedgehog 3 from Paramount Pictures ... was completely unscripted and seemed like he was going to kill himself. And everyone had [to be like] “Jim, stop!