Hercules
Hercules and the Twilight of the Gods (1x34)
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Loki, from Norse mythology, recruits Herc for the position of Thunder God, however what he does not explain is that Loki is plotting a cosmic takeover and exploits Herc's strength and incompetence in freeing the giant ice wolf Nimmelfir thus bringing on Ragnarock- the Twilight of the Gods.