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Unholy Annex // Ritual Chamber image
Unholy Annex // Ritual Chamber - Duskmourn: House of Horror Promos printing pdskUnholy Annex // Ritual Chamber - Duskmourn: House of Horror Promos printing pdskUnholy Annex // Ritual Chamber - Duskmourn: House of Horror printing dskUnholy Annex // Ritual Chamber - Duskmourn: House of Horror printing dsk

Price & Buy

Foil
$3.48
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Unholy Annex // Ritual Chamber 2 manaB mana

Enchantment — Room

Oracle Text

At the beginning of your end step, draw a card. If you control a Demon, each opponent loses 2 life and you gain 2 life. Otherwise, you lose 2 life. (You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.) When you unlock this door, create a 6/6 black Demon creature token with flying. (You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Format Legality

StandardPioneerModernLegacyVintageDuel Commander

Competitive Play by Format

Top 8 decklists that played Unholy Annex // Ritual Chamber, by format.

Format Decks 30d Avg 30d Decks 12mo Avg 12mo
Pioneer 55 3.7 491 3.9
Standard 0 0 58 2.7

Details

Set
Duskmourn: House of Horror Promos
Rarity
Rare
Mana value
0
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Other Printings

Recent Top-8 Decks Playing Unholy Annex // Ritual Chamber

fazparte ·Pioneer Challenge 32 · January 23, 2026 Pioneer
7
fazparte

Final: 7 | Swiss: 3

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Capitano_CL ·Pioneer Challenge 32 · January 22, 2026 Pioneer
1
Capitano_CL

Final: 1 | Swiss: 2

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DigelCam ·Pioneer Challenge 32 · January 22, 2026 Pioneer
7
DigelCam

Final: 7 | Swiss: 7

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Lands (24)

Sideboard

tchuco ·Standard Challenge 32 · January 22, 2026 Standard
4
tchuco

Final: 4 | Swiss: 3

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tchuco ·Pioneer Challenge 32 · January 20, 2026 Pioneer
2
tchuco

Final: 2 | Swiss: 1

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blastoids ·Pioneer Challenge 32 · January 18, 2026 Pioneer
4
blastoids

Final: 4 | Swiss: 8

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Boucha ·Pioneer Challenge 32 · January 18, 2026 Pioneer
7
Boucha

Final: 7 | Swiss: 4

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Tunaktunak ·Standard Challenge 64 · January 16, 2026 Standard
2
Tunaktunak

Final: 2 | Swiss: 8

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Main Deck

Arianne ·Pioneer Challenge 32 · January 16, 2026 Pioneer
5
Arianne

Final: 5 | Swiss: 1

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Lands (24)

Sideboard

Atagomax ·Pioneer Challenge 32 · January 11, 2026 Pioneer
2
Atagomax

Final: 2 | Swiss: 7

TCGplayer Buy Manatraders Rent
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