Rising Storm

Rising Storm is a 4 season science fiction TV show that follows the time traverser Tempest and his allies, who change from season to season. Their travels take them to dangerous lands and meet new aliens, but all the while some bigger plan is being set up, and all heroes and villains may not be what they appear to be. The show also launches (at least) 2 spinoffs, Nexus Days, a prequel/parallel lasting a season, and Earthbound Heroes, a straight up spinoff involving past allies fighting evil on Earth