Magic: The Gathering · MRD #30
Assert Authority
Mirrodin · Expansion
Main release
Uncommon
- Type
- Instant
- Cost / energy
- {5}{U}{U}
- Artist
- Greg Hildebrandt
- Released
- Collector number
- MRD #30
Current market
Estimated card value
Foil
$3.43
Normal
$0.27
Market estimates are informational, may be delayed, and do not account for grading or the condition of an individual copy. They are not appraisals or guaranteed sale prices.
Abilities and rules
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.