Spells you cast cost 3 less to cast if they were originally printed in the following exansions or associated commander decks, depending on who won the Unknown event on February 18th, 2023:
Mirran Victory — Mirrodin, Darksteel, Fifth Dawn, and Scars of Mirrodin.
Phyrexian Victory — Mirrodin Besieged, New Phyrexia, All Will Be One, and March of the Machine.
Near Mint - $29.50
Lightly Played - $28.00
Moderately Played - $23.75
Heavily Played - $17.75
Damaged - $14.75
Near Mint Non-English - $29.50
Lightly Played Non-English - $28.00
Moderately Played Non-English - $23.75
Heavily Played Non-English - $17.75
Damaged Non-English - $14.75