Fist of Suns
Artifact (CMC 3)
You may pay
rather than pay the mana cost for spells you cast.
Decks with Fist of Suns
[LCC] Lost Caverns of Ixalan Commander #113 (R)
[PLIST] The List #C17-211 (R)
[C17] Commander 2017 #211 (R)
[5DN] Fifth Dawn #123 (R)