A relic from a forgotten timeline, Silver was sent by a hedgehog who said he was part lizard, to stop the Iblis Trigger from causing the end of all time however when he reached to the present, he realized that there is no key, his future is no longer exists and the Blaze he knew is now a villain still choose to face Sonic in battle for his actions in Blaze turning evil, Silver team up with Shadow and his forces Silver own time energy might be the key Shadow need to gain allies from another earth