Card Trivia:Knightmare Mermaid
- This card is based on a Mermaid.
- The Fermata symbol can be seen on this monster's head.
- This monster has a ring attached to its tail that is the same as the ring on the body of "Mekk-Knight Indigo Eclipse".
- The upper half of the ring behind "Mermaid" also appears to be made out of the upper half of the ring behind "Indigo Eclipse".