Card Trivia:Niwatori
- This monster appears in the artworks of "Rage and Conspiracy", "The Big Cattle Drive", and "Xyz Frame".
- The pronunciation of this card's Japanese name, "Cluck" (コケ Koke) is based on the Japanese onomatopoeia for a rooster's crowing (kokekokko).
- This card's English name, "Niwatori", is the Japanese word for "rooster".
- This monster is similar to a Fat Chocobo from the Final Fantasy series.
- In the Yu-Gi-Oh! anime, during the Legendary Heroes arc, this monster was also used as a mount, similar to a Chocobo from the Final Fantasy series.
- In Yu-Gi-Oh! The Duelists of the Roses, this card is considered a Comic-Type monster, allowing it to gain a power bonus from the Toon terrain.
- This card's German print features one error: it shows its Type (Winged Beast) as "Geflügeltes Ungeheuer" instead of "GEFLÜGELTES UNGEHEUER".
- This card's Spanish print features two errors: it shows its Type (Winged Beast) as "Béstia Alada" instead of "Bestia Alada", and its flavor text translates the word "energy" as "energia", instead of "energía".