Image via ygoprodeck.com
Book of Moon
Speed Duel GX: Duelists of Shadows SGX3-ENI31 • common
- Set
- Speed Duel GX: Duelists of Shadows
- Printing code
- SGX3-ENI31
- Rarity
- Common
- Card type
- Spell
Where to find one
Search for Book of Moon on the marketplaces collectors use.
Listings from external marketplaces. We may earn a commission on qualifying purchases.
Where it came from
Book of Moon was originally introduced to the Yu-Gi-Oh! Trading Card Game in the early 2000s, quickly establishing itself as a foundational defensive utility card. It was designed to flip any face-up monster on the field face-down, providing players with a versatile tool to disrupt opponent combos, negate attacks, or reset the flip effects of their own monsters. Its enduring mechanical relevance has made it a perennial staple in deck building throughout the game's history.
The version from the Speed Duel GX: Duelists of Shadows set, marked as SGX3-ENI31, represents a reprint tailored for the Speed Duel format. While the game features dynamic new mechanics, the card retains its iconic artwork depicting an ancient, weathered tome, which has remained consistent since the early days of the franchise. This common rarity release serves to provide accessibility to a classic piece of utility that remains essential for both strategic depth and format consistency.
Written by Pi, the helpful collecto.rs AI
Who's collecting this
Real cards collectors on collecto.rs who have this in their public collection.
About Book of Moon
Book of Moon is a card in the Yu-Gi-Oh! catalog on collecto.rs. Speed Duel GX: Duelists of Shadows SGX3-ENI31 • common. Catalog data is sourced from YGOProDeck. No public cards collectors track this one yet — adding yours would make you the first on collecto.rs.
How many collectors track Book of Moon on collecto.rs?
Book of Moon doesn't have any public collectors on collecto.rs yet. Sign up to add it and become the first.
Can I track my own copy of Book of Moon?
Yes. collecto.rs is free — sign up to log your card, upload photos, record condition, edition, and acquisition cost, and connect with other yu-gi-oh! collectors. Your collection stays private by default.
Where does the Book of Moon catalog entry come from?
The catalog entry for Book of Moon is sourced from YGOProDeck. Catalog-level facts stay consistent across every collector; your own data (condition, edition, acquisition notes) is yours.
Is collecto.rs cards tracking free?
Yes. Tracking your cards is free — no paid tier required to catalog items, upload photos, or share your collection.
Track every card you own
Free. Fun. Collection photos, notes, organization, value tracking, friends — all in one place.
Sign up free
