![Baleful Mastery [Strixhaven: School of Mages Prerelease Promos] - La Boîte Mystère ( The Mystery Box)](http://laboitemystere.com/cdn/shop/products/3a7690c6-f9a1-52a8-a61f-2913f917c9bf.jpg?v=1692440089&width=1946)
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Magic: The Gathering
Baleful Mastery [Strixhaven: School of Mages Prerelease Promos]
Baleful Mastery [Strixhaven: School of Mages Prerelease Promos]
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| Set: | Strixhaven: School of Mages Prerelease Promos |
| Type: | Instant |
| Rarity: | Rare |
| Cost: | {3}{B} |
You may pay {1}{B} rather than pay this spell’s mana cost.
If the {1}{B} cost was paid, an opponent draws a card.
Exile target creature or planeswalker.
If the {1}{B} cost was paid, an opponent draws a card.
Exile target creature or planeswalker.
![Baleful Mastery [Strixhaven: School of Mages Prerelease Promos] - La Boîte Mystère ( The Mystery Box)](http://laboitemystere.com/cdn/shop/products/3a7690c6-f9a1-52a8-a61f-2913f917c9bf.jpg?v=1692440089&width=1445)