Optimus kept watch over his den of lions. Arcee, Elita-One, Chromia, Jolt, Sideswipe, Sunstreaker, Skids, Mudflap, Bumblebee, Cliffjumper, Jazz, Prowl, Ratchet, Hound, Crosshairs, Dino/Mirage, Drift, Wheeljack, Roadbuster, Topspin, Leadfoot, and Ironhide. Along side Optimus, was their human companions; Sam, Mikaela, Cade, Tessa, Will, Epps, and Shane.