Color: Blue Card Text: Affinity for artifacts (This spell costs 1 less to play for each artifact you control.) Counter target spell. If that spell is countered this way , remove it from the game instead of putting it into its owner's graveyard. Rarity: U Cost: 5UU Card Type: Instant Artist: Greg Hildebrandt Name: Assert Authority Finish: Regular Card Number: 30/306 Set Name: Mirrodin