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Magic · Modern Horizons · #218 · Rare

Altar of Dementia

Magic card price for Altar of Dementia: $21.01 market, from $19.65 at the cheapest listing, Foil printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · Foil · Oct 19, 2026
$21.01
+1.6% this week · +2.8% in 30 days
Buy on eBay →
1 day0.0%
7 days+1.6%
30 days+2.8%
90 days+9.9%
1 year+46.7%
All time+215.5%

Sellers right now

$19.65lowest listing$128.76highest
Market price$21.01
Mid listing$27.99
Direct$28.16
30-day avg$20.78

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$21.01
Cardmarket$20.96 €18.67

EUR converted at 1.1225 (ECB reference rate). Shipping and condition not included.

One year

$14.3252-week low$21.0152-week high
In the range100%
All-time low$6.66
All-time high$21.01
First priceFeb 8, 2024
Foil · market priceCardmarket (EU, in USD)
$11.64$15.06$18.48$21.89
$21.01
Oct 2025Feb 2026Jun 2026Oct 2026
TCGplayer · via tcgcsv · Cardmarket · via MTGJSONtcgrate.com

Price story

Our price record for Altar of Dementia (Foil) begins in February 2024 at $6.66; the market price today is $21.01, up 215% since then. In the last year the price changed +46.7% and ranged from $14.32 to $21.01, and it now trades near the top of that range. This is the highest market price in our records for this card. The cheapest listing right now is $19.65, and the 30-day average market price is $20.78.

Printings

PrintingMarketLowHigh7d
Foil$21.01$19.65$128.76+1.6%
Normal$16.47$13.00$1,016.47−0.2%

The card in play

Type line
Artifact
Rules text

Sacrifice a creature: Target player puts a number of cards equal to the sacrificed creature’s power from the top of their library into their graveyard.

Flavor

“It is not that you will go mad. It is that you will beg for madness.”

—Volrath

Other printings of Altar of Dementia

5 more · $21.01 – $687.50
All printings
Altar of Dementia (Schematic) (Serial Numbered) (66), The Brothers' War: Retro Frame Artifacts — Magic card price 0.0% 7d Altar of Dementia (Schematic) (Serial Numbered) The Brothers' War: Retro Frame Artifacts · #66 $687.50 Altar of Dementia (Schematic) (66), The Brothers' War: Retro Frame Artifacts — Magic card price +1.7% 7d Altar of Dementia (Schematic) The Brothers' War: Retro Frame Artifacts · #66 $43.93 Altar of Dementia (276), Tempest — Magic card price −0.2% 7d Altar of Dementia Tempest · #276 $26.66 Altar of Dementia (3), The Brothers' War: Retro Frame Artifacts — Magic card price −0.9% 7d Altar of Dementia The Brothers' War: Retro Frame Artifacts · #3 $23.58 Altar of Dementia (196), Conspiracy — Magic card price −3.8% 7d Altar of Dementia Conspiracy · #196 $22.56

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