Cosmium Blast 
Instant
Appears in 44 of 12,185 decks (0.4%).
Appears with these commanders:
| Commander | Decks ↓ | Synergy |
|---|---|---|
| Stormwild Capridor | 8 | 0.66 |
| Kutzil, Malamet Exemplar | 7 | 0.03 |
| Caparocti Sunborn | 2 | 0.05 |
| Wispdrinker Vampire | 2 | 0.05 |
| Kemba, Kha Regent | 2 | 0.03 |
| Trelasarra, Moon Dancer | 2 | 0.01 |
| Alharu, Solemn Ritualist | 1 | 1.0 |
| Prava of the Steel Legion + Keleth, Sunmane Familiar | 1 | 0.5 |
| Sunrise Cavalier | 1 | 0.25 |
| Loyal Unicorn | 1 | 0.11 |
| Wilson, Refined Grizzly + Veteran Soldier | 1 | 0.07 |
| Lulu, Loyal Hollyphant + Guild Artisan | 1 | 0.06 |
| Cleric of Life's Bond | 1 | 0.04 |
| Ajani's Pridemate | 1 | 0.04 |
| Denethor, Ruling Steward | 1 | 0.04 |
| Craig Boone, Novac Guard | 1 | 0.04 |
| Aven Wind Guide | 1 | 0.03 |
| Cephalopod Sentry | 1 | 0.02 |
| Botanical Brawler | 1 | 0.02 |
| Abdel Adrian, Gorion's Ward + Far Traveler | 1 | 0.01 |
| Rograkh, Son of Rohgahh + Keleth, Sunmane Familiar | 1 | 0.01 |
| Queza, Augur of Agonies | 1 | 0.0 |
| Rograkh, Son of Rohgahh + Ardenn, Intrepid Archaeologist | 1 | 0.0 |
| Minthara, Merciless Soul | 1 | 0.0 |
| Elas il-Kor, Sadistic Pilgrim | 1 | 0.0 |
| Ethersworn Sphinx | 1 | 0.0 |
| Jasmine Boreal of the Seven | 1 | 0.0 |
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