Magic: The Gathering · Tempest

Altar of Dementia

French name: Autel de la démence

276Rare

Altar of Dementia (Tempest 276) has a market price of US$26.93 as of Nov 8, 2026.

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Price guide

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

Market price

NormalUS$26.93Low US$17.48

As of Nov 8, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Card details

Type: Artifact
Mana cost: {2}
Artist: Brom

Card text

Sacrifice a creature: Target player puts a number of cards equal to that creature’s power from the top of his or her library into his or her graveyard.

Flavour text

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

About this card

Altar of Dementia is card 276 in Tempest, a Magic: The Gathering set released Oct 13, 1997. Rarity: Rare. Illustrated by Brom. Reference market price on Nov 8, 2026: US$26.93. Over the last 30 days, the Normal price went up 1.0%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.