Harbor Guardian 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 149 | Ephemerate | 0.08 |
| 152 | Spirited Companion | 0.06 |
| 153 | Ghostly Flicker | 0.05 |
| 154 | Skybridge Towers | 0.02 |
| 154 | Commander's Sphere | 0.02 |
| 156 | Momentary Blink | 0.01 |
| 157 | Glacial Floodplain | -0.07 |