Chromium, the Mutable [Core Set 2019 Prerelease Promos]
![Chromium, the Mutable [Core Set 2019 Prerelease Promos]](http://tier1games.com/cdn/shop/products/9c05831c-930a-50cb-814a-eb55cea1db2e_021d27a0-e2d8-4dd8-9b72-faaa34feb183_1000x1000.jpg?v=1696206979)
![Chromium, the Mutable [Core Set 2019 Prerelease Promos]](products/9c05831c-930a-50cb-814a-eb55cea1db2e_021d27a0-e2d8-4dd8-9b72-faaa34feb183.jpg)
| Set: | Core Set 2019 Prerelease Promos |
| Type: | Legendary Creature — Elder Dragon |
| Rarity: | Mythic |
| Cost: | {4}{W}{U}{B} |
Flash
This spell can't be countered.
Flying
Discard a card: Until end of turn, Chromium, the Mutable becomes a Human with base power and toughness 1/1, loses all abilities, and gains hexproof. It can't be blocked this turn.
This spell can't be countered.
Flying
Discard a card: Until end of turn, Chromium, the Mutable becomes a Human with base power and toughness 1/1, loses all abilities, and gains hexproof. It can't be blocked this turn.
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