---
name: "Secrets of the Key"
mana_cost: "{U}"
cmc: 1
type_line: "Instant"
colors: ["U"]
color_identity: ["U"]
keywords: ["Investigate", "Flashback"]
set: "MID"
set_name: "Innistrad: Midnight Hunt"
collector_number: "73"
rarity: "common"
artist: "Alix Branwyn"
oracle_id: "55c7ce94-3cd3-42f3-9dd8-0c118fa626c8"
canonical_url: "https://avascry.com/printing/secrets-of-the-key-mid"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "not_legal"
---

# Secrets of the Key
- **Mana Cost:** `{U}` (CMC: 1)
- **Type:** Instant
- **Keywords:** Investigate, Flashback

## Oracle Text
Investigate. If this spell was cast from a graveyard, investigate twice instead. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")
Flashback {3}{U}

> *Während Sigarda und Sorin kämpften, bargen Arlinn und Teferi den Schlüssel aus den Markov-Katakomben.*

## Top 4096-Dim Neural Synergies
1. [Deduce](/printing/deduce-mkm.md) — Instant
2. [Trail of Evidence](/printing/trail-of-evidence-soi.md) — Enchantment
3. [Fleeting Memories](/printing/fleeting-memories-sir.md) — Enchantment
4. [Drownyard Explorers](/printing/drownyard-explorers-soi.md) — Creature — Human Wizard
5. [Ongoing Investigation](/printing/ongoing-investigation-soi.md) — Enchantment
6. [Secret Passage](/printing/secret-passage-clu.md) — Land

## Printing Details
- **Set:** Innistrad: Midnight Hunt (MID) #73
- **Rarity:** Common
- **Artist:** Alix Branwyn
- **Total Printings:** 12 across all historical editions

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