Horrid Shadowspinner 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 651 | Wayfarer's Bauble | -0.1 |
| 651 | Doom Blade | -0.1 |
| 651 | Negate | -0.1 |
| 651 | Deprive | -0.1 |
| 655 | Snow-Covered Island | -0.11 |
| 655 | Compulsive Research | -0.11 |
| 657 | Spell Pierce | -0.12 |
| 657 | Sky Diamond | -0.12 |
| 657 | Capsize | -0.12 |
| 657 | Terramorphic Expanse | -0.12 |
| 661 | Counterspell | -0.13 |
| 661 | Feign Death | -0.13 |
| 663 | Snap | -0.14 |
| 663 | Impulse | -0.14 |
| 663 | Cast Down | -0.14 |
| 663 | Dark Ritual | -0.14 |
| 663 | Charcoal Diamond | -0.14 |
| 663 | Consider | -0.14 |
| 669 | Mana Leak | -0.15 |
| 669 | Falkenrath Noble | -0.15 |
| 669 | Dimir Infiltrator | -0.15 |
| 669 | Dimir Signet | -0.15 |
| 669 | Merchant Scroll | -0.15 |
| 674 | Commander's Sphere | -0.18 |
| 675 | Opt | -0.24 |