During the scenes set on Eternia, a scene break from He-Man and the Masters of the Universe (1983) is used.
The animated sequence of the Sorceress creating a portal was first seen in Orko's Missing Magic (1983).
The Travel Corridors room inside Castle Grayskull was previously seen in She-Demon of Phantos (1983), Dawn of Dragoon (1983) and To Save Skeletor (1984).
Script was approved January 11, 1985 and final script revision took place March 25, 1985.
According to the model sheet, Frosta's horse is named Winter.