Iron Mastiff 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 201 | Eldrazi Devastator | 0.1 |
| 201 | Conduit Pylons | 0.1 |
| 203 | Gingerbrute | 0.09 |
| 203 | Maelstrom Colossus | 0.09 |
| 203 | Ornithopter | 0.09 |
| 206 | Lembas | 0.08 |
| 207 | Springleaf Drum | 0.07 |
| 207 | Ashnod's Altar | 0.07 |
| 209 | Relic of Progenitus | 0.06 |
| 209 | Honored Heirloom | 0.06 |
| 209 | Ichor Wellspring | 0.06 |
| 212 | Ash Barrens | 0.04 |
| 213 | Thought Vessel | 0.01 |
| 214 | Commander's Sphere | -0.01 |
| 215 | Fellwar Stone | -0.03 |
| 216 | Arcane Signet | -0.4 |