Magery
Theme
Assert Authority
5UU
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.
Prices
EUR Foil
$0.59
EUR Nonfoil
$0.16
TIX Nonfoil
$0.03
USD Foil
$2.58
USD Nonfoil
$0.26