Halsin, Emerald Archdruid + Feywild Visitor 
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 | Triton Shorestalker | 0.61 |
| 1 | Slither Blade | 0.61 |
| 3 | Mist-Cloaked Herald | 0.59 |
| 4 | Khalni Garden | 0.56 |
| 5 | Faerie Seer | 0.54 |
| 6 | Looter il-Kor | 0.52 |
| 7 | Wavesifter | 0.5 |
| 8 | Hard Evidence | 0.48 |
| 9 | Winged Words | 0.47 |
| 10 | Goldvein Pick | 0.45 |
| 11 | Goggles of Night | 0.44 |
| 12 | Gray Harbor Merfolk | 0.43 |
| 13 | Spellstutter Sprite | 0.4 |
| 14 | Expendable Lackey | 0.35 |
| 15 | Cloud of Faeries | 0.33 |
| 15 | Into the Fae Court | 0.33 |
| 17 | Crack Open | 0.31 |
| 17 | Silver Raven | 0.31 |
| 19 | Prying Blade | 0.3 |
| 19 | Glittermonger | 0.3 |
| 21 | Stern Lesson | 0.29 |
| 21 | Keep Watch | 0.29 |
| 21 | Prizefight | 0.29 |
| 21 | Growth Spasm | 0.29 |
| 25 | Kozilek's Predator | 0.28 |