As usual with the previous movies the shining aspects are the vfx and Jim Carrey, hence the two stars. However on the story front, this is a fail. It seems to be a trope that sequels get worse and worse, sonic 3 is no exception. The net difference from the start to the end is very minimal, this is emphasized for the viewer by the repition of the opening scene.
The entire arc for sonic in this movie was overcoming…