There are several references to She-Ra: Princess of Power (1985) in this story. One, the evil Horde is shown in flashbacks while invading Eternia. Two, She-Ra's sword of power (with a gem on the sword) is seen briefly inside Castle Grayskull.
The animated sequence of Man-At-Arms shooting his wrist blasters during the meteorite attack uses the same animation seen during his introduction in the opening credits.
The character of the Sorceress' predecessor Kuduk Ungol was originally illustrated as an old man instead of a woman.
The only appearance of the toy accurate version of Stridor. An android horses named 'Strider' previously appeared in Pawns of the Game Master (1983) and similar robots appeared before that in A Friend in Need (1983) & The Royal Cousin (1983).
The shot of the Sorceress holding He-Man's shoulder is a reanimated version of a sequence in which Teela held He-Man's shoulder seen in The Sleepers Awaken (1983) and The Problem with Power (1985). A version in which Man-At-Arms takes the place of He-Man is seen in Orko's Return (1985).