Card Trivia:Swordsoul Sinister Sovereign - Qixing Longyuan
- This monster appears in the artworks of "Branded Sword" and "Swordsoul Strife".
- This monster is based on Qixing Longyuan (七星龍淵), another name of the legendary Chinese sword "Longyuan", which is said to represent integrity.
- Ironically, "Swordsoul Strategist Longyuan" betrayed the other "Swordsoul" monsters.
- This monster is an upgraded Synchro form of "Swordsoul Strategist Longyuan".
- This card's ATK (2900) reflects how "Longyuan" (which has 1200 ATK) took the sword of "Swordsoul of Mo Ye" (which has 1700 ATK), as depicted in the artwork of "Icejade Erosion".
- This monster is "Swordsoul Strategist Longyuan" after accepting the secret deal with "Ad Libitum of Despia", betraying the other "Swordsoul" monsters.
- "The Abyss Dragon Swordsoul" appears to be this monster combined with "Supreme Sovereign Serpent of Golgonda".
- This card has the same Level and card type as "Swordsoul Supreme Sovereign - Chengying".
- This may reflect the will of "Longyuan" to overthrow "Chengying" and become the leader of the "Swordsoul" monsters.
- This card is FIRE-Attribute, while "Chengying" is WATER-Attribute.
- Both monsters have mirrored poses in their card artwork, and are depicted fighting in the artwork of "Swordsoul Strife".
- This card's TCG name, "Swordsoul Sinister Sovereign", is also similar to the TCG name of "Chengying", "Swordsoul Supreme Sovereign".
