Sword-and-sorcery had been kicking around for years, but 1982’s Conan the Barbarian sparked a full-blown boom, unleashing a wave of bargain-bin imitators like Deathstalker and The Beastmaster. By the late ’90s, the trend was long dead, yet Universal took another swing despite the lukewarm Conan the Destroyer and the flop Red Sonja, once again calling…