Startling Development 
Instant
Appears in 149 of 22,617 decks (0.7%).
Appears with these commanders:
| Commander | Decks | Synergy ↓ |
|---|---|---|
| Trygon Prime | 1 | 0.02 |
| Nightveil Predator | 1 | 0.02 |
| Ambassador Blorpityblorpboop | 1 | 0.02 |
| Sprite Dragon | 3 | 0.01 |
| Murmuring Mystic | 3 | 0.01 |
| Psychatog | 1 | 0.01 |
| Sedraxis Specter | 1 | 0.01 |
| Queza, Augur of Agonies | 4 | 0.0 |
| Balmor, Battlemage Captain | 4 | 0.0 |
| Crackling Drake | 3 | 0.0 |
| Slippery Bogle | 2 | 0.0 |
| Ghost of Ramirez DePietro + Tormod, the Desecrator | 2 | 0.0 |
| Malcolm, Keen-Eyed Navigator + Kediss, Emberclaw Familiar | 2 | 0.0 |
| Risen Reef | 1 | 0.0 |
| Aegar, the Freezing Flame | 1 | 0.0 |
| Ruin Crab | 1 | 0.0 |
| Adeliz, the Cinder Wind | 1 | 0.0 |
| Ghost of Ramirez DePietro + Armix, Filigree Thrasher | 1 | 0.0 |
| Sphinx of the Guildpact | 1 | 0.0 |
| Kangee, Sky Warden | 1 | 0.0 |
| Tatyova, Benthic Druid | 1 | -0.01 |
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