Rule evolution
Rule 702.126a
Previously numbered 702.125a.
Earliest archived Rules release: 2017-01-20 · 0 wording revisions · 1 renumbering
Added702.125aDetails
Improvise is a static ability that functions while the spell with improvise is on the stack. “Improvise” means “For each generic mana in this spell’s total cost, you may tap an untapped artifact you control rather than pay that mana.”
Renumbered
702.125a→ 702.126aDetailsPreviously
7. Additional Rules
702. Keyword AbilitiesThen
7. Additional Rules
702. Keyword AbilitiesImprovise is a static ability that functions while the spell with improvise is on the stack. “Improvise” means “For each generic mana in this spell’s total cost, you may tap an untapped artifact you control rather than pay that mana.”