---
target_card: Breath of the Sleepless
mana_cost: "{3}{U}"
type_line: "Enchantment"
algorithm: "4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings"
canonical_url: https://avascry.com/similar/breath-of-the-sleepless
json_api: https://avascry.com/similar/breath-of-the-sleepless.json
---

# Cards Similar & Synergistic to Breath of the Sleepless

- **Target Card:** [Breath of the Sleepless](https://avascry.com/printing/breath-of-the-sleepless-voc) (Enchantment) `{3}{U}`
- **Algorithm:** 4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings
- **JSON API:** https://avascry.com/similar/breath-of-the-sleepless.json

## Top 31 Synergistic Matches

1. [**Rattlechains**](https://avascry.com/printing/rattlechains-psoi) `{1}{U}` — *Creature — Spirit*
2. [**Nebelgast Herald**](https://avascry.com/printing/nebelgast-herald-sir) `{2}{U}` — *Creature — Spirit*
3. [**Final-Word Phantom**](https://avascry.com/printing/final-word-phantom-mkc) `{2}{U}` — *Creature — Spirit Detective*
4. [**Innocence Kami**](https://avascry.com/printing/innocence-kami-chk) `{3}{W}{W}` — *Creature — Spirit*
5. [**Borne Upon a Wind**](https://avascry.com/printing/borne-upon-a-wind-pltr) `{1}{U}` — *Instant*
6. [**Teller of Tales**](https://avascry.com/printing/teller-of-tales-chk) `{3}{U}{U}` — *Creature — Spirit*
7. [**Tidal Barracuda**](https://avascry.com/printing/tidal-barracuda-sld) `{3}{U}` — *Creature — Fish*
8. [**Slitherwisp**](https://avascry.com/printing/slitherwisp-prm) `{U}{B}{B}` — *Creature — Elemental Nightmare*
9. [**Vernal Equinox**](https://avascry.com/printing/vernal-equinox-plst) `{3}{G}` — *Enchantment*
10. [**Hollowhenge Spirit**](https://avascry.com/printing/hollowhenge-spirit-dka) `{3}{W}` — *Creature — Spirit*
11. [**Geistlight Snare**](https://avascry.com/printing/geistlight-snare-inr) `{2}{U}` — *Instant*
12. [**Breaking Wave**](https://avascry.com/printing/breaking-wave-inv) `{2}{U}{U}` — *Sorcery*
13. [**Aether Shockwave**](https://avascry.com/printing/aether-shockwave-sok) `{3}{W}` — *Instant*
14. [**Deceiver Exarch**](https://avascry.com/printing/deceiver-exarch-nph) `{2}{U}` — *Creature — Phyrexian Cleric*
15. [**Spectral Adversary**](https://avascry.com/printing/spectral-adversary-pmid) `{1}{U}` — *Creature — Spirit*
16. [**Brineborn Cutthroat**](https://avascry.com/printing/brineborn-cutthroat-m20) `{1}{U}` — *Creature — Merfolk Pirate*
17. [**Spirit Flare**](https://avascry.com/printing/spirit-flare-tor) `{3}{W}` — *Instant*
18. [**The Blue Spirit**](https://avascry.com/printing/the-blue-spirit-tle) `{3}{U}` — *Legendary Creature — Human Rogue Ally*
19. [**Teferi, Mage of Zhalfir**](https://avascry.com/printing/teferi-mage-of-zhalfir-ima) `{2}{U}{U}{U}` — *Legendary Creature — Human Wizard*
20. [**Supernatural Rescue**](https://avascry.com/printing/supernatural-rescue-vow) `{3}{W}` — *Enchantment — Aura*
21. [**Capture Sphere**](https://avascry.com/printing/capture-sphere-2x2) `{3}{U}` — *Enchantment — Aura*
22. [**Cunning Nightbonder**](https://avascry.com/printing/cunning-nightbonder-iko) `{U/B}{U/B}` — *Creature — Human Rogue*
23. [**Spell Queller**](https://avascry.com/printing/spell-queller-sir) `{1}{W}{U}` — *Creature — Spirit*
24. [**Spectral Sailor**](https://avascry.com/printing/spectral-sailor-fdn) `{U}` — *Creature — Spirit Pirate*
25. [**Niblis of the Breath**](https://avascry.com/printing/niblis-of-the-breath-dka) `{2}{U}` — *Creature — Spirit*
26. [**Bonds of Quicksilver**](https://avascry.com/printing/bonds-of-quicksilver-som) `{3}{U}` — *Enchantment — Aura*
27. [**Nebelgast Intruder**](https://avascry.com/printing/nebelgast-intruder-mid) `{2}{U}` — *Creature — Spirit*
28. [**Quiet Contemplation**](https://avascry.com/printing/quiet-contemplation-ktk) `{2}{U}` — *Enchantment*
29. [**Voidmage Husher**](https://avascry.com/printing/voidmage-husher-tsp) `{3}{U}` — *Creature — Human Wizard*
30. [**Spectral Arcanist**](https://avascry.com/printing/spectral-arcanist-voc) `{3}{U}` — *Creature — Spirit Wizard*
31. [**Thassa's Ire**](https://avascry.com/printing/thassas-ire-jou) `{U}` — *Enchantment*