Feral Hydra 
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 | Brown Ouphe | 1.0 |
| 1 | Feral Contest | 1.0 |
| 3 | Refresh | 0.99 |
| 3 | Fully Grown | 0.99 |
| 3 | Advocate of the Beast | 0.99 |
| 6 | Introduction to Prophecy | 0.98 |
| 6 | Introduction to Annihilation | 0.98 |
| 6 | Ferocity | 0.98 |
| 9 | Track Down | 0.97 |
| 9 | Druid of the Cowl | 0.97 |
| 9 | Gaea's Touch | 0.97 |
| 9 | Treefolk Umbra | 0.97 |
| 9 | Outmuscle | 0.97 |
| 14 | Soul's Might | 0.96 |
| 14 | Whisperer of the Wilds | 0.96 |
| 16 | Leafkin Druid | 0.95 |
| 17 | Charge Through | 0.94 |
| 18 | Ilysian Caryatid | 0.93 |
| 19 | New Horizons | 0.92 |
| 19 | Predatory Hunger | 0.92 |
| 19 | Cartouche of Strength | 0.92 |
| 19 | Overgrowth | 0.92 |
| 23 | Broken Bond | 0.91 |
| 23 | Moment's Peace | 0.91 |
| 23 | Evolution Charm | 0.91 |