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.
NM-Mint - $28.40
Lightly Played - $27.00
Moderately Played - $25.60
Heavily Played - $22.80
Damaged - $18.50
NM-Mint Non English - $28.40
Lightly Played Non English - $27.00
Moderately Played Non English - $25.60
Heavily Played Non English - $22.80
Damaged Non English - $18.50