Boros Challenger 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 251 | Forgotten Cave | 0.06 |
| 251 | Dragon Fodder | 0.06 |
| 251 | Loran's Escape | 0.06 |
| 254 | Generous Gift | 0.04 |
| 254 | Cathar Commando | 0.04 |
| 256 | Palace Sentinels | 0.03 |
| 257 | Evolving Wilds | 0.02 |
| 258 | Heliod's Pilgrim | -0.02 |
| 258 | Impact Tremors | -0.02 |
| 260 | Secluded Steppe | -0.11 |
| 261 | Terramorphic Expanse | -0.13 |
| 262 | Alpine Meadow | -0.14 |
| 263 | Rustvale Bridge | -0.15 |
| 264 | Lightning Bolt | -0.29 |
| 265 | Arcane Signet | -0.35 |