Image via ygoprodeck.com
Poseidra, the Atlantean Dragon
Realm of the Sea Emperor Structure Deck SDRE-EN001 • ultra-rare
- Set
- Realm of the Sea Emperor Structure Deck
- Printing code
- SDRE-EN001
- Rarity
- Ultra rare
- Card type
- Effect monster
- Attribute
- Water
- Level / Rank
- 7
- ATK
- 2800
- DEF
- 1600
Where to find one
Search for Poseidra, the Atlantean Dragon on the marketplaces collectors use.
Listings from external marketplaces. We may earn a commission on qualifying purchases.
Where it came from
Poseidra, the Atlantean Dragon was introduced in 2012 as the cover card for the Realm of the Sea Emperor Structure Deck. This deck was designed to revitalize the Water-attribute archetype within the Yu-Gi-Oh! Trading Card Game, centering on a synergy-based strategy that rewards players for tributing specific Atlantean monsters to trigger powerful field-clearing effects.
The card features an illustration depicting a massive, serpentine sea dragon, emphasizing its status as the centerpiece of the Atlantean lore. It was designed as an Ultra Rare to serve as both a functional boss monster and a visual anchor for the set, and it remains recognized by players for its distinctive aesthetic and role in established water-themed competitive decks.
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 Poseidra, the Atlantean Dragon
Poseidra, the Atlantean Dragon is a card in the Yu-Gi-Oh! catalog on collecto.rs. Realm of the Sea Emperor Structure Deck SDRE-EN001 • ultra-rare. 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 Poseidra, the Atlantean Dragon on collecto.rs?
Poseidra, the Atlantean Dragon 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 Poseidra, the Atlantean Dragon?
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 Poseidra, the Atlantean Dragon catalog entry come from?
The catalog entry for Poseidra, the Atlantean Dragon 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
