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 |
|---|---|---|
| 246 | Advanced Stitchwing | 0.03 |
| 246 | Clammy Prowler | 0.03 |
| 303 | Windcaller Aven | 0.02 |
| 303 | Seer of the Last Tomorrow | 0.02 |
| 303 | Frantic Search | 0.02 |
| 303 | Forge of Heroes | 0.02 |
| 303 | Sadistic Glee | 0.02 |
| 303 | Grim Discovery | 0.02 |
| 303 | Adorned Crocodile | 0.02 |
| 303 | Soul Reap | 0.02 |
| 303 | Cabal Surgeon | 0.02 |
| 303 | Murky Sewer | 0.02 |
| 303 | Hidden Cataract | 0.02 |
| 303 | Enigma Eidolon | 0.02 |
| 303 | Death Wind | 0.02 |
| 303 | Promising Vein | 0.02 |
| 303 | Syphon Essence | 0.02 |
| 303 | Frilled Cave-Wurm | 0.02 |
| 303 | Shade's Form | 0.02 |
| 303 | Addle | 0.02 |
| 303 | Thalakos Seer | 0.02 |
| 303 | Hidden Grotto | 0.02 |
| 303 | Graf Rats | 0.02 |
| 303 | Robe of Mirrors | 0.02 |
| 303 | Venom, Evil Unleashed | 0.02 |