Aegaion the Sea Castrum
Rank 8 WATER/Machine XYZ Monster-1 ATK / 3000 DEF
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.
Printings:
Breakers of Shadow: BOSH-EN055 (Common) - 2016-01-142016 Mega-Tin Mega Pack: MP16-EN213 (Common) - 2016-09-01
Prices:
Cardmarket: 0.10 €TCGplayer: $ 0.19