---
name: "Secret Door"
mana_cost: "{U}"
cmc: 1
type_line: "Artifact Creature — Wall"
colors: ["U"]
color_identity: ["U"]
keywords: ["Defender", "Venture into the dungeon"]
set: "AFR"
set_name: "Adventures in the Forgotten Realms"
collector_number: "71"
rarity: "common"
artist: "Francisco Miyara"
oracle_id: "a53baf90-8d0c-4900-9f24-893ad31628ec"
canonical_url: "https://avascry.com/printing/secret-door-afr"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "not_legal"
---

# Secret Door
- **Mana Cost:** `{U}` (CMC: 1)
- **Type:** Artifact Creature — Wall
- **Power/Toughness:** 0/4
- **Keywords:** Defender, Venture into the dungeon

## Oracle Text
Defender
{4}{U}: Venture into the dungeon. Activate only as a sorcery. (Enter the first room or advance to the next room.)

> *道路在面前洞開，數百年的灰塵在空中飄舞。*

## Top 4096-Dim Neural Synergies
1. [Veteran Dungeoneer](/printing/veteran-dungeoneer-afr.md) — Creature — Human Warrior
2. [Shortcut Seeker](/printing/shortcut-seeker-afr.md) — Creature — Human Rogue
3. [Dungeon Map](/printing/dungeon-map-afr.md) — Artifact
4. [Dark Maze](/printing/dark-maze-5ed.md) — Creature — Wall
5. [Bar the Gate](/printing/bar-the-gate-afr.md) — Instant
6. [Cloister Gargoyle](/printing/cloister-gargoyle-afr.md) — Artifact Creature — Gargoyle

## Printing Details
- **Set:** Adventures in the Forgotten Realms (AFR) #71
- **Rarity:** Common
- **Artist:** Francisco Miyara
- **Total Printings:** 11 across all historical editions

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