---
name: "Acidic Dagger"
mana_cost: "{4}"
cmc: 4
type_line: "Artifact"
colors: []
color_identity: []
keywords: []
set: "MIR"
set_name: "Mirage"
collector_number: "291"
rarity: "rare"
artist: "Stuart Beel"
oracle_id: "bf034a20-e362-4f38-9bf9-857777c62598"
canonical_url: "https://avascry.com/printing/acidic-dagger-mir"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Acidic Dagger
- **Mana Cost:** `{4}` (CMC: 4)
- **Type:** Artifact

## Oracle Text
{4}, {T}: Whenever target creature deals combat damage to a non-Wall creature this turn, destroy that non-Wall creature. When the targeted creature leaves the battlefield this turn, sacrifice this artifact. Activate only before blockers are declared.

## Top 4096-Dim Neural Synergies
1. [Runesword](/printing/runesword-drk.md) — Artifact
2. [Silent Dart](/printing/silent-dart-grn.md) — Artifact
3. [Dingus Staff](/printing/dingus-staff-wth.md) — Artifact
4. [Spare Dagger](/printing/spare-dagger-afr.md) — Artifact — Equipment
5. [Sword of the Ages](/printing/sword-of-the-ages-me3.md) — Artifact
6. [Retributive Wand](/printing/retributive-wand-m20.md) — Artifact

## Printing Details
- **Set:** Mirage (MIR) #291
- **Rarity:** Rare
- **Artist:** Stuart Beel
- **Total Printings:** 7 across all historical editions

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