Where can I buy Assert Authority?

No sellers have listed Assert Authority yet; our price today is $0.31, updated 2026-09-30.

Which sets was Assert Authority printed in?

Assert Authority has been printed in Mirrodin.

Is Assert Authority legal in Commander, Modern or Standard?

Assert Authority is legal in Commander, legal in Modern, not legal in Standard.

How many versions of Assert Authority exist?

Assert Authority has one printing on record.

Assert Authority (Mirrodin #30, Uncommon) No sellers have listed it yet. Our price today is $0.31, updated 2026-09-30.

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.

Affinity

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All printings

Card	Set	No.	Rarity	Finishes	Lang	Deck	Price
	Mirrodin	#30	Uncommon	nonfoil, foil	en	Bait and Bludgeon	No price yet

Legalities

Legal Not legal

Standard

Pioneer

Modern

Legacy

Vintage

Pauper

Premodern

Old School

Future

Commander

Duel Commander

Oathbreaker

Pauper Commander

PreDH

Brawl

Standard Brawl

Historic

Timeless

Alchemy

Gladiator

Penny Dreadful

tlr

competitivebrawl

In these precons

Bait and Bludgeon Mirrodin Foil Redemption Mirrodin Redemption