1983 Ladybird Book Canon:
Trog is the leader of the dwarves of the Ice Mountains, and a good friend of Man-At-Arms. He helped He-Man and his friends reach the Vale of Caldor in the Ice Mountains, to rescue Stratos' wife Delora, by using the treacherous, underground tunnels and mines of the Ice Mountains.
- Michael Halperin's Filmation Series Bible (1982), page 2. and 3. mentions dwarves in the Ice Mountains.
1983 Ladybird Book Appearances: