Knightmare Mermaid Forbidden
Link Effect Monster
Knightmare Mermaid is a Link Effect Monster (WATER/Fiend, Level 0) with 1000 ATK / - DEF. First printed in Flames of Destruction (2018). Forbidden on the TCG banlist since 2019-10-01.
- Type
- Link Monster
- Attribute
- WATER
- Monster type
- Fiend
- Level
- 0
- Link rating
- 1
- ATK / DEF
- 1000 / -
- Archetype
- Knightmare
- Banlist
- TCG Forbidden (since 2019-10-01) · OCG Forbidden · Master Duel Unlimited
- TCG release
- 2018-05-03
- Printings
- 2
Card text
1 "Knightmare" monster, except "Knightmare Mermaid" If this card is Link Summoned: You can discard 1 card; Special Summon 1 "Knightmare" monster from your Deck, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Mermaid" once per turn. Monsters on the field lose 1000 ATK/DEF, unless they are co-linked.
Approximate value
≈$0.23
A rough figure from recent listings (updated 2026-06-09), not a market value or official price. It varies a lot with printing, condition, edition, rarity, and grading. Check current listings below before buying or selling.
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Printings & rarities
All printings →| Set | Set code | Rarity | Release | Price* |
|---|---|---|---|---|
| Flames of Destruction | FLOD-EN043 | Rare | 2018-05-03 | $0.23 |
| 2019 Gold Sarcophagus Tin Mega Pack | MP19-EN025 | Prismatic Secret Rare | 2019-08-29 | $0.23 |
*Approximate, from recent marketplace listings, not market values.
Knightmare Mermaid in other languages
| Japanese | トロイメア・マーメイド |
| Korean | 트로이메어 인어 |
| Chinese | 梦魇曲・美人鱼 |
| German | Albtraumritterin Meerjungfrau |
| French | Sirène, Chevalier du Cauchemar |
| Italian | Cavaliere dell'Incubo Sirena |
| Spanish | Caballero de Pesadilla Sirena |
| Portuguese | Cavaleira do Pesadelo Sereia |
