Card Trivia:Mekk-Knight Blue Sky
- This monster appears in the artworks of "World Legacy Key", "World Legacy's Corruption", and "World Legacy Succession".
- The spirit of this monster appears in the artwork of "Crusadia Testament".
- This monster's swords are wielded by "Mekk-Knight Avram", after the events of "World Legacy Succession". One of them was taken by "Beckoned by the World Chalice" and modified into the scythe wielded by "Galatea, the Orcust Automaton".