He-Man and the Masters of the Universe 1983 Season 2 Episode 16 The Arena Episode Title:The Arena.Episode Description:An alien being called Om visits Eternia, just as Eternos City comes under attack from Skeletor and an army of Goblin warriors. Perplexed by all the fighting, Om freezes the conflict and selects the most powerful warriors from both good and evil sides- He-Man and Skeletor- to face one another in a duel and prove which side is the most powerful and wise. Man-at-Arms tell viewers the best and quickest way to end a battle is an act of compassion, not of revenge.