---
target_card: Theoretical Duplication
mana_cost: "{2}{U}"
type_line: "Instant"
algorithm: "4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings"
canonical_url: https://avascry.com/similar/theoretical-duplication
json_api: https://avascry.com/similar/theoretical-duplication.json
---

# Cards Similar & Synergistic to Theoretical Duplication

- **Target Card:** [Theoretical Duplication](https://avascry.com/printing/theoretical-duplication-c21) (Instant) `{2}{U}`
- **Algorithm:** 4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings
- **JSON API:** https://avascry.com/similar/theoretical-duplication.json

## Top 31 Synergistic Matches

1. [**Elminster's Simulacrum**](https://avascry.com/printing/elminsters-simulacrum-clb) `{4}{U}{U}` — *Instant*
2. [**Extravagant Replication**](https://avascry.com/printing/extravagant-replication-pncc) `{4}{U}{U}` — *Enchantment*
3. [**Irenicus's Vile Duplication**](https://avascry.com/printing/irenicuss-vile-duplication-hbg) `{3}{U}` — *Sorcery*
4. [**Welcome to Mini-apolis**](https://avascry.com/printing/welcome-to-mini-apolis-unk) `{3}{U}{U}` — *Enchantment*
5. [**Clone Legion**](https://avascry.com/printing/clone-legion-dtk) `{7}{U}{U}` — *Sorcery*
6. [**Cackling Counterpart**](https://avascry.com/printing/cackling-counterpart-mm3) `{1}{U}{U}` — *Instant*
7. [**See Double**](https://avascry.com/printing/see-double-pmom) `{2}{U}{U}` — *Instant*
8. [**Vesuvan Duplimancy**](https://avascry.com/printing/vesuvan-duplimancy-prm) `{3}{U}` — *Enchantment*
9. [**Replication Technique**](https://avascry.com/printing/replication-technique-m3c) `{4}{U}` — *Sorcery*
10. [**Quasiduplicate**](https://avascry.com/printing/quasiduplicate-pgrn) `{1}{U}{U}` — *Sorcery*
11. [**Dutiful Replicator**](https://avascry.com/printing/dutiful-replicator-j22) `{3}` — *Artifact Creature — Assembly-Worker*
12. [**Doppelgang**](https://avascry.com/printing/doppelgang-mkm) `{X}{X}{X}{G}{U}` — *Sorcery*
13. [**Ember Island Production**](https://avascry.com/printing/ember-island-production-tla) `{3}{U}{U}` — *Sorcery*
14. [**Double Major**](https://avascry.com/printing/double-major-prm) `{G}{U}` — *Instant*
15. [**Impostor Syndrome**](https://avascry.com/printing/impostor-syndrome-spm) `{4}{U}{U}` — *Enchantment*
16. [**Tempt with Reflections**](https://avascry.com/printing/tempt-with-reflections-c13) `{3}{U}` — *Sorcery*
17. [**Relm's Sketching**](https://avascry.com/printing/relms-sketching-fin) `{2}{U}{U}` — *Sorcery*
18. [**Dual Nature**](https://avascry.com/printing/dual-nature-pcy) `{4}{G}{G}` — *Enchantment*
19. [**Renegade Doppelganger**](https://avascry.com/printing/renegade-doppelganger-roe) `{1}{U}` — *Creature — Shapeshifter*
20. [**Replication Specialist**](https://avascry.com/printing/replication-specialist-neo) `{4}{U}` — *Creature — Moonfolk Artificer*
21. [**Masterful Replication**](https://avascry.com/printing/masterful-replication-m20) `{5}{U}` — *Instant*
22. [**Rite of Replication**](https://avascry.com/printing/rite-of-replication-plst) `{2}{U}{U}` — *Sorcery*
23. [**Copy Catchers**](https://avascry.com/printing/copy-catchers-mkc) `{1}{U}` — *Creature — Faerie*
24. [**Fated Infatuation**](https://avascry.com/printing/fated-infatuation-bng) `{U}{U}{U}` — *Instant*
25. [**Echo Chamber**](https://avascry.com/printing/echo-chamber-tmp) `{4}` — *Artifact*
26. [**Molten Duplication**](https://avascry.com/printing/molten-duplication-pbig) `{1}{R}` — *Sorcery*
27. [**Supplant Form**](https://avascry.com/printing/supplant-form-pfrf) `{4}{U}{U}` — *Instant*
28. [**Riku of Two Reflections**](https://avascry.com/printing/riku-of-two-reflections-2xm) `{2}{G}{U}{R}` — *Legendary Creature — Human Wizard*
29. [**Copy Enchantment**](https://avascry.com/printing/copy-enchantment-wot) `{2}{U}` — *Enchantment*
30. [**Progenitor Mimic**](https://avascry.com/printing/progenitor-mimic-dgm) `{4}{G}{U}` — *Creature — Shapeshifter*
31. [**Sinister Reflections**](https://avascry.com/printing/sinister-reflections-ymid) `{1}{U}` — *Instant*