Cosmium Blast 
Instant
Appears in 91 of 19,648 decks (0.5%).
Appears with these commanders:
| Commander | Decks ↓ | Synergy |
|---|---|---|
| Stormwild Capridor | 14 | 0.69 |
| Kutzil, Malamet Exemplar | 8 | 0.01 |
| Caparocti Sunborn | 6 | 0.03 |
| Trelasarra, Moon Dancer | 3 | 0.01 |
| Lulu, Loyal Hollyphant + Guild Artisan | 2 | 0.08 |
| Shay Cormac | 2 | 0.04 |
| Danitha Capashen, Paragon | 2 | 0.03 |
| Wispdrinker Vampire | 2 | 0.03 |
| Kemba, Kha Regent | 2 | 0.02 |
| Abdel Adrian, Gorion's Ward + Far Traveler | 2 | 0.01 |
| Rograkh, Son of Rohgahh + Keleth, Sunmane Familiar | 2 | 0.01 |
| Bartolomé del Presidio | 2 | 0.01 |
| Minthara, Merciless Soul | 2 | 0.0 |
| Arabella, Abandoned Doll | 2 | 0.0 |
| Norika Yamazaki, the Poet | 1 | None |
| King of the Pride | 1 | None |
| Ertha Jo, Frontier Mentor | 1 | None |
| Burrowguard Mentor | 1 | None |
| Shrewd Storyteller | 1 | None |
| Alharu, Solemn Ritualist | 1 | 1.0 |
| Prava of the Steel Legion + Keleth, Sunmane Familiar | 1 | 0.25 |
| Sunrise Cavalier | 1 | 0.2 |
| Seedglaive Mentor | 1 | 0.12 |
| Plumecreed Mentor | 1 | 0.12 |
| Markov Purifier | 1 | 0.11 |
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