Card Trivia:Denglong, First of the Yang Zing
- This monster appears in the artwork of "Nine Pillars of Yang Zing".
- This monster is based on Denglong (simplified Chinese: 蹬龙; traditional Chinese: 蹬龍), a Chinese legendary creature.
- This card's OCG name, Boutenkou, is the Japanese transliteration of 望天吼 Wàngtiānhǒu, another name for Denglong.
- Denglong is stated to be one of the sons of the Dragon King, and has the habit of guarding. Used on Huabiaos, it symbolizes sending the will of heaven to humans, and delivering the conditions of the people to the heavens.
- This card is the first "Yang Zing" Tuner Synchro Monster.
- This card is the first "Yang Zing" Synchro Monster to have 0 ATK or DEF, like the "Yang Zing" Main Deck monsters.
- This card has the highest DEF (2800) of all "Yang Zing" monsters, as well as of all Level 5 or lower Effect Monsters.