Reverse Engineer
Type
Sorcery
Mana Cost
{3}{U}{U}
Oracle Text
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Draw three cards.
Type
Sorcery
Mana Cost
{3}{U}{U}
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Draw three cards.