Sivriss, Nightmare Speaker + Agent of the Iron Throne 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 619 | Explorer's Scope | -0.06 |
| 619 | Eternal Thirst | -0.06 |
| 628 | Forge of Heroes | -0.07 |
| 628 | Black Dragon Gate | -0.07 |
| 630 | Troll of Khazad-dûm | -0.08 |
| 631 | Shred Memory | -0.09 |
| 632 | Whispersilk Cloak | -0.11 |
| 633 | Cast Down | -0.14 |
| 634 | Opal Palace | -0.18 |
| 634 | Night's Whisper | -0.18 |
| 636 | Path of Ancestry | -0.2 |
| 637 | Ash Barrens | -0.23 |
| 638 | Terramorphic Expanse | -0.34 |
| 639 | Evolving Wilds | -0.35 |
| 640 | Command Tower | -0.57 |