Card Trivia:Ceruli, Guru of Dark World

• As with the other "Dark World" monsters, this monster's name is based on a color; in this case, cerulean, a bright shade of blue.
• This card's Chinese name, 藍爾利, is a combination of 藍 ("blue"), 爾 ěr (transcription of coda liquid consonants such as /r/ and /l/ in other languages, which is similar to the Japanese ル ru) and 利 lì (transcription of リ ri as in its Japanese name セルリ Seruri).
• This monster appears in the artwork of "Infection Medium".