Swarm of Rats 
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 | Relentless Rats | 0.72 |
| 2 | Rat Colony | 0.45 |
| 3 | Succumb to Temptation | 0.4 |
| 4 | Crypt Rats | 0.37 |
| 5 | Haunted Fengraf | 0.27 |
| 5 | Relic of Progenitus | 0.27 |
| 5 | Pestilence Rats | 0.27 |
| 8 | Sign in Blood | 0.26 |
| 8 | Path of Ancestry | 0.26 |
| 8 | Desert of the Glorified | 0.26 |
| 8 | Mortuary Mire | 0.26 |
| 8 | Rancid Rats | 0.26 |
| 13 | Dirge of Dread | 0.25 |
| 14 | Bonder's Ornament | 0.24 |
| 14 | Gravepurge | 0.24 |
| 14 | Altar's Reap | 0.24 |
| 17 | Terror | 0.23 |
| 18 | Polluted Mire | 0.22 |
| 18 | Cabal Ritual | 0.22 |
| 20 | Foreboding Fruit | 0.2 |
| 21 | Thriving Rats | 0.18 |
| 21 | Skyshaper | 0.18 |
| 21 | Death Wind | 0.18 |
| 21 | Hideous Visage | 0.18 |
| 21 | Return to Battle | 0.18 |