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  5. Speed Duel GX: Duelists of Shadows
  6. Unending Nightmare

Yu-Gi-Oh! · Speed Duel GX: Duelists of Shadows · #SGX3-ENG16 · Common

Unending Nightmare

Yu-Gi-Oh! card price for Unending Nightmare: $0.17 market, from $0.10 at the cheapest listing, 1st Edition printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · 1st Edition · Oct 19, 2026
$0.17
+21.4% this week · +21.4% in 30 days
Buy on eBay →
1 day+6.3%
7 days+21.4%
30 days+21.4%
90 days+21.4%
1 year+21.4%
All time−34.6%

Sellers right now

$0.10lowest listing$19.77highest
Market price$0.17
Mid listing$0.22
30-day avg$0.14

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.17

One year

$0.1252-week low$0.1852-week high
In the range83%
All-time low$0.12
All-time high$0.26
First priceFeb 8, 2024
1st Edition · market price
$0.11$0.17$0.22$0.27
$0.17
Feb 2024Jan 2025Nov 2025Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Unending Nightmare entered our records in February 2024 at $0.26 and stands at $0.17 today, down 34.6% over that time. Over the past twelve months it moved +21.4%, trading between $0.12 and $0.18. The current price is near the top of that range. The highest price we have recorded is $0.26, 52.9% above today. Listings currently start at $0.10; over the last 30 days the market price averaged $0.14.

Printings

PrintingMarketLowHigh7d
1st Edition$0.17$0.10$19.77+21.4%

The card in play

Card type
Continuous Trap
Attribute
TRAP
Card text

You can pay 1000 LP, then target 1 face-up Spell/Trap on the field; destroy it. You can only activate this effect of "Unending Nightmare" once per Chain.

Other printings of Unending Nightmare

4 more · $0.17 – $2.99
All printings
Unending Nightmare (STP6-EN005), Speed Duel: Tournament Pack 6 — Yu-Gi-Oh! card price 0.0% 7d Unending Nightmare Speed Duel: Tournament Pack 6 · #STP6-EN005 $2.99 Unending Nightmare (MACR-EN079), Maximum Crisis — Yu-Gi-Oh! card price −4.6% 7d Unending Nightmare Maximum Crisis · #MACR-EN079 $0.84 Unending Nightmare (BLRR-EN104), Battles of Legend: Relentless Revenge — Yu-Gi-Oh! card price +30.0% 7d Unending Nightmare Battles of Legend: Relentless Revenge · #BLRR-EN104 $0.39 Unending Nightmare (SDSH-EN038), Structure Deck: Shaddoll Showdown — Yu-Gi-Oh! card price −6.5% 7d Unending Nightmare Structure Deck: Shaddoll Showdown · #SDSH-EN038 $0.29

Also in Speed Duel GX: Duelists of Shadows

most valuable
Full set
Red-Eyes Darkness Dragon (Secret Rare) (SGX3-ENB01), Speed Duel GX: Duelists of Shadows — Yu-Gi-Oh! card price +6.9% 7d Red-Eyes Darkness Dragon (Secret Rare) Speed Duel GX: Duelists of Shadows · #SGX3-ENB01 $15.96 Super Polymerization (Secret Rare) (SGX3-ENA17), Speed Duel GX: Duelists of Shadows — Yu-Gi-Oh! card price +3.3% 7d Super Polymerization (Secret Rare) Speed Duel GX: Duelists of Shadows · #SGX3-ENA17 $7.79 Cyber Dragon (Secret Rare) (SGX3-ENI28), Speed Duel GX: Duelists of Shadows — Yu-Gi-Oh! card price +0.4% 7d Cyber Dragon (Secret Rare) Speed Duel GX: Duelists of Shadows · #SGX3-ENI28 $5.54 D.D. Crow (Secret Rare) (SGX3-ENF10), Speed Duel GX: Duelists of Shadows — Yu-Gi-Oh! card price 0.0% 7d D.D. Crow (Secret Rare) Speed Duel GX: Duelists of Shadows · #SGX3-ENF10 $5.42 Amazoness Queen (Secret Rare) (SGX3-END01), Speed Duel GX: Duelists of Shadows — Yu-Gi-Oh! card price −0.2% 7d Amazoness Queen (Secret Rare) Speed Duel GX: Duelists of Shadows · #SGX3-END01 $4.85