Soulcoil Viper 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 1 | Plague Witch | 1.0 |
| 1 | Earsplitting Rats | 1.0 |
| 1 | Dramatist's Puppet | 1.0 |
| 1 | Grisly Ritual | 1.0 |
| 5 | Blight-Breath Catoblepas | 0.99 |
| 5 | Phyrexian Gargantua | 0.99 |
| 5 | Dragon Shadow | 0.99 |
| 5 | Gilt-Blade Prowler | 0.99 |
| 9 | Blind Zealot | 0.98 |
| 9 | Rampaging Spiketail | 0.98 |
| 9 | Rise Again | 0.98 |
| 9 | Rank Officer | 0.98 |
| 9 | Blood Curdle | 0.98 |
| 9 | Miasmic Mummy | 0.98 |
| 15 | Gorgon Recluse | 0.97 |
| 15 | Unhallowed Pact | 0.97 |
| 15 | Murderous Compulsion | 0.97 |
| 15 | Hell Mongrel | 0.97 |
| 15 | Horror of the Broken Lands | 0.97 |
| 15 | Unstable Obelisk | 0.97 |
| 15 | Fungal Fortitude | 0.97 |
| 22 | Dark Withering | 0.96 |
| 22 | Gloomfang Mauler | 0.96 |
| 22 | Twisted Abomination | 0.96 |
| 22 | Summon Undead | 0.96 |