Oona's Blackguard 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 309 | Urza's Tower | 0.02 |
| 309 | Seal of Doom | 0.02 |
| 309 | Defiant Salvager | 0.02 |
| 309 | Debt to the Kami | 0.02 |
| 309 | Unhallowed Pact | 0.02 |
| 309 | Grim Harvest | 0.02 |
| 309 | Disturbed Burial | 0.02 |
| 309 | Echoing Decay | 0.02 |
| 309 | Prying Blade | 0.02 |
| 309 | Thoughtpicker Witch | 0.02 |
| 309 | Vampire's Kiss | 0.02 |
| 309 | Skulltap | 0.02 |
| 309 | Death Denied | 0.02 |
| 309 | Retrofitted Transmogrant | 0.02 |
| 309 | Macabre Waltz | 0.02 |
| 309 | Dark Dabbling | 0.02 |
| 309 | Resourceful Return | 0.02 |
| 309 | Armillary Sphere | 0.02 |
| 309 | Fortuitous Find | 0.02 |
| 309 | Elderfang Disciple | 0.02 |
| 309 | Cuombajj Witches | 0.02 |
| 309 | Letter of Acceptance | 0.02 |
| 309 | Demon's Due | 0.02 |
| 349 | Not Dead After All | 0.01 |
| 349 | Suffocating Fumes | 0.01 |