Card Trivia:Kagemusha of the Blue Flame
- This monster appears in the artwork of "Unification", albeit with a different color palette.
- "Blue Flame" in this card's TCG name is a literal translation of "Shien", while "Kagemusha" means "Body Double".
- This card is the first monster to be played in the Yu-Gi-Oh! anime.
- This card is also the first EARTH monster to appear in the anime, as well as the first EARTH monster to be Summoned.
- This card is also the first Warrior monster to be Summoned in the anime.
- This card is also the first Normal Monster to be Summoned in the anime.
- This card is also the first monster to be Summoned in the anime, as well as the first Normal Summoned monster to appear.
- This card is also the first monster to be destroyed by battle in the anime.
- In the Yu-Gi-Oh! manga, this card is replaced with "Zombie", another monster that was destroyed by battle by "Blackland Fire Dragon".
- This monster likely has a counterpart: "Kagemusha of the Six Samurai".
- Both monsters share the same color clothing and hair, as well as being a mirror image in posture.
- This monster also appears to be "Shadow of the Six Samurai - Shien".
- Both monsters share the same skin and hair color, and have similar roles as the body double and bodyguard of "Great Shogun Shien".