Sonic: The Realm Lord Episode Chaotix

With Sonic and Eggman gone, a power vacuum threatens to consume the earth. G.U.N vies to establish the U.F as the premier superpower in the world by unleashing the Eclipse Canon. When she learns about their plans, Rouge betrays G.U.N and teams up with Espio in order to stop the military and avenge the fallen members of Team Chaotix.