Beast King GoLion - Season 1 Episode 17 Challenge from Space

Planet Altea has long-standing rivalry with Planet Heracles that turns deadly when King Heracles conspired with Emporer Daibazaal to join forces and destroy Planet Altea. Heracles offers up his strongest son, Samson, to be turned into a Deathbeast and destroy GoLion. But during the battle, Sincline betrays Heracles and becomes infatuated with Princess Amue who bears a striking resemblance to Fala, and captures her. Her brother Prince Alor seeks the GoLion’s help in rescuing her and taking down the Galra Empire once and for all.