Card Trivia:Dark Blade
- His armor appears in the artwork of "Metalsilver Armor".
- This is one of only two monsters that has two different Union Monsters designed for its use - the other is "X-Head Cannon", which has identical stats.
- Outside of the VWXYZ monsters, this is the only monster who fuses with one of its Union monsters ("Pitch-Dark Dragon").
- The Supreme King's armor is similar to that of this monster.
- "Dark Blade" appears on the artwork of: