Aegaion the Sea Castrum
Xyz Effect Monster
Aegaion the Sea Castrum is a Xyz Effect Monster (WATER/Machine, Rank 8) with -1 ATK / 3000 DEF. First printed in Breakers of Shadow (2016).
- Type
- XYZ Monster
- Attribute
- WATER
- Monster type
- Machine
- Rank
- 8
- ATK / DEF
- -1 / 3000
- Banlist
- Unlimited in the TCG, OCG, and Master Duel
- TCG release
- Jan 14, 2016
- Printings
- 2
Card text
2 Level 8 monsters During either player's turn: You can banish 1 random face-down monster from your opponent's Extra Deck, face-up, and if you do, this card's ATK becomes equal to the banished monster's. During either player's turn: You can detach 1 Xyz Material from this card, then target 1 of your opponent's banished Fusion, Synchro, or Xyz Monsters; return it to the Extra Deck, and if you do, destroy 1 monster your opponent controls with the same monster card type (Fusion, Synchro, or Xyz). You can only use each effect of "Aegaion the Sea Castrum" once per turn.
YGOPRODeck card-level price
≈$0.14 lowest USD figure across marketplaces, for no one printing
YGOPRODeck recorded a lowest available USD card-level price hint of ~$0.14 on Oct 26, 2026 (historical, not a printing-specific quote). It varies with printing, condition, edition, rarity, and grading. Check current listings before buying or selling.
Find a copy
As an Amazon Associate I earn from qualifying purchases. This site also participates in the eBay Partner Network and other affiliate programs: marketplace links on this page are affiliate links, and if you buy through them we earn a commission, at no extra cost to you.
Printings & rarities
| Set | Set code | Rarity | Release | Price* | Buy |
|---|---|---|---|---|---|
| Breakers of ShadowBOSH-EN055 · Common · Jan 14, 2016 | BOSH-EN055 | Common | Jan 14, 2016 | ~$0.14 1st Edition~$0.16 Unlimited | Buy on TCGplayerSearch eBay |
| 2016 Mega-Tin Mega PackMP16-EN213 · Common · Sep 1, 2016 | MP16-EN213 | Common | Sep 1, 2016 | ~$0.26 1st Edition~$0.20 Unlimited | Buy on TCGplayerSearch eBay |
*Approximate price hints, not appraisals. A price with a finish (1st Edition, Unlimited, Limited) is TCGplayer's for that set code, rarity and finish, via TCGCSV, updated Oct 26, 2026. A price marked YGOPRODeck is YGOPRODeck's figure for that printing. A dash means that printing has no price yet. Buy links are affiliate links.
Price hint history
Dated YGOPRODeck snapshots. These hints are not sales or market values.
Loading price history…
Aegaion the Sea Castrum in other languages
| Japanese | 魔海城アイガイオン |
| Korean | 마해성 아이가이온 |
| German | Aegaion die Meeresburg |
| French | Égéon, Castrum des Mers |
| Italian | Aegaion la Fortezza Marina |
| Spanish | Aegaion la Fortaleza Marítima |
| Portuguese | Aegaion, o Castrum Marítimo |