Image via ygoprodeck.com
Sea Monster of Theseus
Magnificent Monsters MAMO-EN071 • ultra-rare
- Set
- Magnificent Monsters
- Printing code
- MAMO-EN071
- Rarity
- Ultra rare
- Card type
- Fusion monster
- Attribute
- Water
- Level / Rank
- 5
- ATK
- 2200
- DEF
- 1800
Where to find one
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Where it came from
The Sea Monster of Theseus was released in the Magnificent Monsters booster set as part of a wave of support for the Shiranui and Mayakashi archetypes. It was designed to function as a versatile Tuner fusion monster, reflecting a broader design trend in the game that sought to increase the strategic utility of the Extra Deck. By providing an accessible way to access high-level synchro plays, it filled a specific niche for players looking to pivot their strategy mid-duel.
The card features artwork consistent with the aesthetic of the Magnificent Monsters series, which often leans into gothic or eerie mythological motifs. The illustration team aimed to evoke a sense of deep-sea mystery, utilizing dark, oceanic color palettes to distinguish it from the more vibrant hero-centric cards in the wider collection. Upon release, it was received as a technically significant card for competitive play, particularly for its ability to enable complex combos without requiring heavy resource investment.
Written by Pi, the helpful collecto.rs AI
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About Sea Monster of Theseus
Sea Monster of Theseus is a card in the Yu-Gi-Oh! catalog on collecto.rs. Magnificent Monsters MAMO-EN071 • ultra-rare. Catalog data is sourced from YGOProDeck. No collectors on collecto.rs publicly track this card yet — adding yours would make you the first.
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