Mermaid Knight

Level 4 WATER/Aqua Effect
1500 ATK / 700 DEF

While "Umi" is face-up on the field, this card can attack twice during the same Battle Phase.

Printings:

Ancient Sanctuary: AST-025 (Common) - 2004-06-01
Structure Deck: Fury from the Deep: SD4-EN011 (Common) - 2005-05-09
Dark Revelation Volume 2: DR2-EN137 (Rare) - 2005-10-20

Prices:

Cardmarket: 0.15 €
TCGplayer: $ 0.52