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 |
|---|---|---|
| 676 | Night's Whisper | -0.3 |
| 677 | Arcane Denial | -0.31 |
| 677 | Brainstorm | -0.31 |
| 679 | Deadly Dispute | -0.32 |
| 680 | Ponder | -0.33 |
| 681 | Preordain | -0.39 |