an army of Metal Sonics show up to neutralize Sonic. But a savior arrives: Amy Rose, cloaked and armed with a giant mallet, and she lays waste to the robotic Sonic clones. Neither Metal Sonic nor ...

There's Shadow and Maria meeting, Eggman watching a telenovela, Super Sonic and Super Shadow ... showing both Amy Rose and Metal Sonic. Both of these characters are teased in the film's post ...

it marks the first time Amy and Metal Sonic appear in the series. These events don’t necessarily need to happen before Sonic 2, but since neither Tails nor Super Sonic appear in that game ...