Yu-Gi-Oh! · Structure Deck: Marik

Nightmare's Steelcage

French name: Cage d'Acier de Cauchemar

SDMA-EN021Common

Nightmare's Steelcage (Structure Deck: Marik SDMA-EN021) has a market price of US$0.51 as of Nov 9, 2026.

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Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

Unlimited—Low US$49.73

1st EditionUS$0.51Low US$0.10

As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Market price history

Price history starts Oct 15, 2026. A chart appears after two weeks.

Card details

Type: Spell Card
Attribute: SPELL
Monster type: Normal
ATK: 0
DEF: 0

Card text

This card remains face-up on the field for 2 of your opponent's turns. No monsters can attack. Destroy this card during your opponent's 2nd End Phase after this card was activated.

About this card

Nightmare's Steelcage is card SDMA-EN021 in Structure Deck: Marik, a Yu-Gi-Oh! set released Oct 19, 2010. Rarity: Common. Finishes: Unlimited, 1st Edition. Reference market price on Nov 9, 2026: US$0.51 (1st Edition). Over the last 30 days, the 1st Edition price went up 6.3%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.