
Assert Authority
$0.36
Market price, updated Nov 4, 2026
- Game
- Magic: The Gathering
- Set
- Mirrodin
- Rarity
- uncommon
- Type
- Instant
Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.
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