Card Trivia:Shaddoll Zefracore
- This monster appears in the artworks of "Chosen of Zefra".
- This card's Japanese name, "Ohr Shaddoll - Sephiraroots" (オルシャドール－セフィラルーツ Oru Shadōru - Sefirarūtsu) is a reference to the Ohr, a central Kabbalistic term in the Jewish mystical tradition.
- This monster is the "Zefra" transformed version of "Gem-Knight Crystal" (who made up one half of "Shaddoll Core").
- This card is the first "Shaddoll" Pendulum Monster.
- This monster has the same multi-colored sphere and zig-zag pattern as "Apoqliphort Towers" and "Infernoid Onuncu".
- This monster has the "Zefra" crest on its chest and the "Gem-Knight" crest on its waist.
