 In "2000 AD" "The 86ers" was a series set in the world of "Rogue Trooper" which did not feature the established cast of its parent strip.In the earliest issues and annuals, connections and crossovers would link up many of the earliest strips.The most prominent examples are "Harlem Heroes" ending and then the lead character's son turning up as a cadet judge in the next issue; "The Cursed Earth" linking Dredd's future to "Flesh" with Satanus, the cloned son of tyrannosaur One-Eye; and "ABC Warriors" starting as a prequel to "Ro-Busters", a sequel to "Invasion!