---
target_card: Mystery Key
mana_cost: "{1}{U}"
type_line: "Artifact — Equipment"
algorithm: "4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings"
canonical_url: https://avascry.com/similar/mystery-key
json_api: https://avascry.com/similar/mystery-key.json
---

# Cards Similar & Synergistic to Mystery Key

- **Target Card:** [Mystery Key](https://avascry.com/printing/mystery-key-clb) (Artifact — Equipment) `{1}{U}`
- **Algorithm:** 4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings
- **JSON API:** https://avascry.com/similar/mystery-key.json

## Top 31 Synergistic Matches

1. [**The Key to the Vault**](https://avascry.com/printing/the-key-to-the-vault-otj) `{1}{U}` — *Legendary Artifact — Equipment*
2. [**Mask of Memory**](https://avascry.com/printing/mask-of-memory-cmr) `{2}` — *Artifact — Equipment*
3. [**Skeleton Key**](https://avascry.com/printing/skeleton-key-soi) `{1}` — *Artifact — Equipment*
4. [**Mask of the Schemer**](https://avascry.com/printing/mask-of-the-schemer-ncc) `{2}{U}` — *Artifact — Equipment*
5. [**Buster Sword**](https://avascry.com/printing/buster-sword-fin) `{3}` — *Artifact — Equipment*
6. [**Knife**](https://avascry.com/printing/knife-mkm) `{R}` — *Artifact — Clue Equipment*
7. [**Saw**](https://avascry.com/printing/saw-dsk) `{2}` — *Artifact — Equipment*
8. [**Rogue's Gloves**](https://avascry.com/printing/rogues-gloves-jmp) `{2}` — *Artifact — Equipment*
9. [**Robe of the Archmagi**](https://avascry.com/printing/robe-of-the-archmagi-clb) `{2}{U}` — *Artifact — Equipment*
10. [**Specter's Shroud**](https://avascry.com/printing/specters-shroud-dst) `{2}` — *Artifact — Equipment*
11. [**Arm-Mounted Anchor**](https://avascry.com/printing/arm-mounted-anchor-lcc) `{3}` — *Artifact — Equipment*
12. [**Assassin Gauntlet**](https://avascry.com/printing/assassin-gauntlet-acr) `{2}{U}` — *Artifact — Equipment*
13. [**A-Goggles of Night**](https://avascry.com/printing/a-goggles-of-night-hbg) `{1}{U}` — *Artifact — Equipment*
14. [**Wrench**](https://avascry.com/printing/wrench-mkm) `{W}` — *Artifact — Clue Equipment*
15. [**Heirloom Blade**](https://avascry.com/printing/heirloom-blade-lcc) `{3}` — *Artifact — Equipment*
16. [**Thief's Knife**](https://avascry.com/printing/thiefs-knife-fin) `{2}{U}` — *Artifact — Equipment*
17. [**Dream-Thief's Bandana**](https://avascry.com/printing/dream-thiefs-bandana-otc) `{2}` — *Artifact — Equipment*
18. [**Settlement Blacksmith**](https://avascry.com/printing/settlement-blacksmith-acr) `{2}{W}` — *Creature — Human Artificer*
19. [**Infiltration Lens**](https://avascry.com/printing/infiltration-lens-som) `{1}` — *Artifact — Equipment*
20. [**Prying Blade**](https://avascry.com/printing/prying-blade-xln) `{1}` — *Artifact — Equipment*
21. [**Ninja's Blades**](https://avascry.com/printing/ninjas-blades-fin) `{2}{B}` — *Artifact — Equipment*
22. [**Transmogrant's Crown**](https://avascry.com/printing/transmogrants-crown-bro) `{2}` — *Artifact — Equipment*
23. [**Goggles of Night**](https://avascry.com/printing/goggles-of-night-clb) `{1}{U}` — *Artifact — Equipment*
24. [**Weapons Vendor**](https://avascry.com/printing/weapons-vendor-fin) `{3}{W}` — *Creature — Human Artificer*
25. [**Whispersteel Dagger**](https://avascry.com/printing/whispersteel-dagger-znc) `{2}{B}` — *Artifact — Equipment*
26. [**Acquisition Octopus**](https://avascry.com/printing/acquisition-octopus-neo) `{2}{U}` — *Artifact Creature — Equipment Octopus*
27. [**Shredder's Armor**](https://avascry.com/printing/shredders-armor-tmt) `{1}{B}` — *Artifact — Equipment*
28. [**Ceremonial Knife**](https://avascry.com/printing/ceremonial-knife-vow) `{1}` — *Artifact — Equipment*
29. [**Pact Weapon**](https://avascry.com/printing/pact-weapon-clb) `{3}{B}` — *Artifact — Equipment*
30. [**Skullclamp**](https://avascry.com/printing/skullclamp-msc) `{1}` — *Artifact — Equipment*
31. [**Masterpiece Vault**](https://avascry.com/printing/masterpiece-vault-ydft) `{3}` — *Artifact*