Yu-Gi-Oh!
Knightmare Mermaid
Flames of Destruction · 043 · Rare
Current UK price · near mint
£0.28▼ 3.4%
As of 2026-05-23 · folio price index · last 7 days
About this card
Knightmare Mermaid is a Rare from Flames of Destruction, part of the Yu-Gi-Oh! trading card game. Track its price, watch its history, and manage your full TCG collection — across 13 games and counting — with folio. Built by collectors, for collectors.