Heartfire Hero 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 625 | Ichor Wellspring | -0.07 |
| 625 | Lightning Bolt | -0.07 |
| 625 | Maestros Theater | -0.07 |
| 625 | Riveteers Overlook | -0.07 |
| 625 | Goblin Matron | -0.07 |
| 625 | Thought Vessel | -0.07 |
| 632 | Whispersilk Cloak | -0.08 |
| 632 | Unexpected Windfall | -0.08 |
| 632 | Breath Weapon | -0.08 |
| 635 | Experimental Synthesizer | -0.09 |
| 635 | Cliffgate | -0.09 |
| 637 | Seize the Spoils | -0.1 |
| 638 | Big Score | -0.11 |
| 638 | Great Furnace | -0.11 |
| 638 | Krenko's Command | -0.11 |
| 641 | Dragon Fodder | -0.12 |
| 642 | Faithless Looting | -0.13 |
| 642 | Arcane Signet | -0.13 |
| 644 | Mogg War Marshal | -0.14 |
| 645 | Reckless Fireweaver | -0.15 |
| 646 | Commander's Sphere | -0.16 |
| 646 | Impulsive Pilferer | -0.16 |
| 646 | Fellwar Stone | -0.16 |
| 649 | Ash Barrens | -0.24 |
| 649 | Terramorphic Expanse | -0.24 |
| 651 | Evolving Wilds | -0.29 |