---
target_card: Heartfire
mana_cost: "{1}{R}"
type_line: "Instant"
algorithm: "4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings"
canonical_url: https://avascry.com/similar/heartfire
json_api: https://avascry.com/similar/heartfire.json
---

# Cards Similar & Synergistic to Heartfire

- **Target Card:** [Heartfire](https://avascry.com/printing/heartfire-war) (Instant) `{1}{R}`
- **Algorithm:** 4096-dimensional Qwen 8B Cosine Similarity over 38,000 Oracle embeddings
- **JSON API:** https://avascry.com/similar/heartfire.json

## Top 31 Synergistic Matches

1. [**Fiery Conclusion**](https://avascry.com/printing/fiery-conclusion-ori) `{1}{R}` — *Instant*
2. [**Final Flare**](https://avascry.com/printing/final-flare-thb) `{2}{R}` — *Instant*
3. [**Collateral Damage**](https://avascry.com/printing/collateral-damage-jmp) `{R}` — *Instant*
4. [**Pyrrhic Blast**](https://avascry.com/printing/pyrrhic-blast-bro) `{3}{R}` — *Instant*
5. [**Spontaneous Combustion**](https://avascry.com/printing/spontaneous-combustion-tmp) `{1}{B}{R}` — *Instant*
6. [**Reckless Abandon**](https://avascry.com/printing/reckless-abandon-ddn) `{R}` — *Sorcery*
7. [**Seal of Fire**](https://avascry.com/printing/seal-of-fire-jvc) `{R}` — *Enchantment*
8. [**Scorched Rusalka**](https://avascry.com/printing/scorched-rusalka-ddk) `{R}` — *Creature — Spirit*
9. [**Fireblast**](https://avascry.com/printing/fireblast-pd2) `{4}{R}{R}` — *Instant*
10. [**Fling**](https://avascry.com/printing/fling-m11) `{1}{R}` — *Instant*
11. [**Infernal Plunge**](https://avascry.com/printing/infernal-plunge-isd) `{R}` — *Sorcery*
12. [**Heartfire Immolator**](https://avascry.com/printing/heartfire-immolator-m21) `{1}{R}` — *Creature — Human Wizard*
13. [**Ghitu Fire-Eater**](https://avascry.com/printing/ghitu-fire-eater-7ed) `{2}{R}` — *Creature — Human Nomad*
14. [**Flame Elemental**](https://avascry.com/printing/flame-elemental-plst) `{2}{R}{R}` — *Creature — Elemental*
15. [**Kuldotha Flamefiend**](https://avascry.com/printing/kuldotha-flamefiend-mbs) `{4}{R}{R}` — *Creature — Elemental*
16. [**Soulblast**](https://avascry.com/printing/soulblast-10e) `{3}{R}{R}{R}` — *Instant*
17. [**Devour in Flames**](https://avascry.com/printing/devour-in-flames-ogw) `{2}{R}` — *Sorcery*
18. [**Incendiary Sabotage**](https://avascry.com/printing/incendiary-sabotage-kld) `{2}{R}{R}` — *Instant*
19. [**Soul's Fire**](https://avascry.com/printing/souls-fire-uma) `{2}{R}` — *Instant*
20. [**Rending Flame**](https://avascry.com/printing/rending-flame-vow) `{2}{R}` — *Instant*
21. [**Cast into the Fire**](https://avascry.com/printing/cast-into-the-fire-ltr) `{1}{R}` — *Instant*
22. [**Font of Ire**](https://avascry.com/printing/font-of-ire-jou) `{1}{R}` — *Enchantment*
23. [**Hungry Flames**](https://avascry.com/printing/hungry-flames-jmp) `{2}{R}` — *Instant*
24. [**Burn the Accursed**](https://avascry.com/printing/burn-the-accursed-dbl) `{4}{R}` — *Instant*
25. [**Burn at the Stake**](https://avascry.com/printing/burn-at-the-stake-avr) `{2}{R}{R}{R}` — *Sorcery*
26. [**Bloodpyre Elemental**](https://avascry.com/printing/bloodpyre-elemental-ala) `{4}{R}` — *Creature — Elemental*
27. [**Concentrated Fire**](https://avascry.com/printing/concentrated-fire-msc) `{3}{R}` — *Instant*
28. [**Scorching Dragonfire**](https://avascry.com/printing/scorching-dragonfire-eld) `{1}{R}` — *Instant*
29. [**Bloodfire Kavu**](https://avascry.com/printing/bloodfire-kavu-apc) `{2}{R}{R}` — *Creature — Kavu*
30. [**Pyromania**](https://avascry.com/printing/pyromania-tor) `{2}{R}` — *Enchantment*
31. [**Breath of Fire**](https://avascry.com/printing/breath-of-fire-gs1) `{1}{R}` — *Instant*