First appearance of Archangel Michael in the Xenaverse. He was later a recurring character in Xena: Warrior Princess (1995) Season 5 and 6.
At 13:32 Iolaus refers to the four horsemen of Armageddon - Pestilence, War, Famine, and Death. This is a variation on the four horsemen of the Apocalypse.
At 20:20 Hercules says "War". Iolaus replies "What's it good for?" to which Hercules answers "Absolutely nothing". These phrases form the opening lyric of the song "War" recorded by separately by The Temptations and Edwin Starr in 1970.