Assert Authority
Mirrodin · #30 · Uncommon
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Assert Authority
Instant
Affinity for artifacts (This spell costs 
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.
Card details
- Shown printing
- Mirrodin (MRD)
- Artist
- Greg Hildebrandt
- Color identity
- Blue
- Colors
- Blue
- Mana value
- 7
- Keywords
- Affinity
- First released
- October 2, 2003
- Printings
- 1
- EDHREC rank
- #12344 on EDHREC
- Market price
- $0.35 (cheapest printing, updated weekly)
Legality
- StandardNot legal
- PioneerNot legal
- ModernLegal
- LegacyLegal
- VintageLegal
- CommanderLegal
- PauperNot legal
- BrawlNot legal
- Standard BrawlNot legal
- HistoricNot legal
- TimelessNot legal
- AlchemyNot legal
- GladiatorNot legal
- OathbreakerLegal
- Pauper CommanderNot legal
- Duel CommanderLegal
- PreDHLegal
- PremodernNot legal
- Old SchoolNot legal
- Penny DreadfulNot legal
- FutureNot legal
All printings
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Card data and images from Scryfall.