Gundam Build Divers Re:Rise - The Rival Core (stop-motion)

One day, Hiroto heads out on a mission in the GBN world in a place called Eldora. During the mission, he was being targeted by the mastermind of the One-Eyes who's name called Alus. He has his own Mobile Suit called Alus Core Gundam being an evil copied version of Hiroto's Core Gundam. The two rivalry Core Gundams heads on a clash for the sake of Eldora.