Drowner of Secrets 
Synergy is a rough depiction of how well and uniquely a card pairs with a commander. Read more on the About page.
| # | Card | Synergy |
|---|---|---|
| 21 | Dreadwaters | 0.99 |
| 21 | Treasure Hunt | 0.99 |
| 21 | Drowner Initiate | 0.99 |
| 21 | Vodalian Arcanist | 0.99 |
| 21 | Stonybrook Angler | 0.99 |
| 21 | Sea Scryer | 0.99 |
| 32 | Gray Harbor Merfolk | 0.98 |
| 32 | Whirlpool Rider | 0.98 |
| 32 | Chronic Flooding | 0.98 |
| 32 | Thought Collapse | 0.98 |
| 32 | Volshe Tideturner | 0.98 |
| 32 | Tome Scour | 0.98 |
| 38 | Disrupt | 0.97 |
| 38 | Merfolk Secretkeeper // Venture Deeper | 0.97 |
| 38 | Didn't Say Please | 0.97 |
| 38 | Jace's Erasure | 0.97 |
| 38 | Sage's Row Denizen | 0.97 |
| 38 | Skyline Cascade | 0.97 |
| 44 | Hidden Strings | 0.96 |
| 44 | Dramatic Reversal | 0.96 |
| 46 | Decanter of Endless Water | 0.95 |
| 46 | Anticipate | 0.95 |
| 46 | Augur of Bolas | 0.95 |
| 46 | Portent | 0.95 |
| 46 | Merfolk Looter | 0.95 |