Secrets of the Key 
Instant
Appears in 564 of 25,838 decks (2.2%).
Appears with these commanders:
| Commander | Decks ↓ | Synergy |
|---|---|---|
| Cormela, Glamour Thief | 5 | -0.01 |
| Crackling Drake | 5 | -0.01 |
| Daring Sleuth // Bearer of Overwhelming Truths | 4 | 0.98 |
| Rootcoil Creeper | 4 | 0.55 |
| Civilized Scholar // Homicidal Brute | 4 | 0.55 |
| Vhal, Candlekeep Researcher + Agent of the Iron Throne | 4 | 0.55 |
| Devoted Grafkeeper // Departed Soulkeeper | 4 | 0.55 |
| Psychatog | 4 | 0.04 |
| Rona, Sheoldred's Faithful | 4 | 0.01 |
| Kraum, Violent Cacophony | 4 | 0.0 |
| Araumi of the Dead Tide | 4 | -0.01 |
| Balmor, Battlemage Captain | 4 | -0.01 |
| Third Path Iconoclast | 4 | -0.02 |
| Vhal, Candlekeep Researcher + Far Traveler | 3 | 0.48 |
| Loch Dragon | 3 | 0.25 |
| Jem Lightfoote, Sky Explorer | 3 | 0.11 |
| Serum-Core Chimera | 3 | 0.1 |
| Mm'menon, Uthros Exile | 3 | 0.09 |
| Sultai Soothsayer | 3 | 0.0 |
| The Emperor of Palamecia // The Lord Master of Hell | 3 | 0.0 |
| Malcolm, Keen-Eyed Navigator + Breeches, Brazen Plunderer | 3 | -0.02 |
| Wall of Wonder | 2 | 0.98 |
| Evidence Examiner | 2 | 0.48 |
| Wandering Mind | 2 | 0.38 |
| Vhal, Candlekeep Researcher + Street Urchin | 2 | 0.23 |
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