---
name: "Cryptex"
mana_cost: "{2}"
cmc: 2
type_line: "Artifact"
colors: []
color_identity: []
keywords: ["Collect evidence", "Surveil"]
set: "MKM"
set_name: "Murders at Karlov Manor"
collector_number: "251"
rarity: "rare"
artist: "Yeong-Hao Han"
oracle_id: "8186a992-9065-4a7f-bb00-1c20e01e8fb6"
canonical_url: "https://avascry.com/printing/cryptex-mkm"
legalities:
  commander: "legal"
  standard: "legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "not_legal"
  penny: "legal"
---

# Cryptex
- **Mana Cost:** `{2}` (CMC: 2)
- **Type:** Artifact
- **Keywords:** Collect evidence, Surveil

## Oracle Text
{T}, Collect evidence 3: Add one mana of any color. Put an unlock counter on this artifact. (To collect evidence 3, exile cards with total mana value 3 or greater from your graveyard.)
Sacrifice this artifact: Surveil 3, then draw three cards. Activate only if this artifact has five or more unlock counters on it.

## Top 4096-Dim Neural Synergies
1. [Evidence Examiner](/printing/evidence-examiner-mkm.md) — Creature — Merfolk Detective
2. [Surveillance Monitor](/printing/surveillance-monitor-mkm.md) — Creature — Vedalken Detective
3. [Investigator's Journal](/printing/investigators-journal-vow.md) — Artifact — Book Clue
4. [Conspiracy Unraveler](/printing/conspiracy-unraveler-mkm.md) — Creature — Sphinx Detective
5. [Golbez, Crystal Collector](/printing/golbez-crystal-collector-fin.md) — Legendary Creature — Human Wizard
6. [Polygraph Orb](/printing/polygraph-orb-mkm.md) — Artifact

## Printing Details
- **Set:** Murders at Karlov Manor (MKM) #251
- **Rarity:** Rare
- **Artist:** Yeong-Hao Han
- **Total Printings:** 15 across all historical editions

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