---
name: "Altar of Dementia"
mana_cost: "{2}"
cmc: 2
type_line: "Artifact"
colors: []
color_identity: []
keywords: ["Mill"]
set: "MH1"
set_name: "Modern Horizons"
collector_number: "218"
rarity: "rare"
artist: "Brom"
oracle_id: "d64e9152-ef24-4394-aeb0-9c3befc56549"
canonical_url: "https://avascry.com/printing/altar-of-dementia-mh1"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Altar of Dementia
- **Mana Cost:** `{2}` (CMC: 2)
- **Type:** Artifact
- **Keywords:** Mill

## Oracle Text
Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

> *"It is not that you will go mad. It is that you will beg for madness."
—Volrath*

## Top 4096-Dim Neural Synergies
1. [Sands of Delirium](/printing/sands-of-delirium-m13.md) — Artifact
2. [Carnage Altar](/printing/carnage-altar-zen.md) — Artifact
3. [Altar of the Brood](/printing/altar-of-the-brood-slc.md) — Artifact
4. [Millstone](/printing/millstone-atq.md) — Artifact
5. [Vessel of Paramnesia](/printing/vessel-of-paramnesia-soi.md) — Enchantment
6. [Grinding Station](/printing/grinding-station-5dn.md) — Artifact

## Printing Details
- **Set:** Modern Horizons (MH1) #218
- **Rarity:** Rare
- **Artist:** Brom
- **Total Printings:** 40 across all historical editions

## Format Legalities
Commander: `legal` | Standard: `not_legal` | Modern: `legal` | Pioneer: `not_legal` | Legacy: `legal` | Vintage: `legal` | Pauper: `not_legal` | Penny: `legal`