Reverse Engineer 
Sorcery
$0.19 #7977 0.50 9.7 years
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for 
.)
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Universal Surveillance100%
$0.25↑#5391↑0.04↓4.5 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."+1 more matching line
Enraged Giant98%
$0.02↓#28877↓0.11↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Foundry Assembler98%
$0.15↓#23319↓0.07↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Bastion Inventor98%
$0.02↓#28557↓0.27↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Sweatworks Brawler98%
$0.04↓#29491↓0.479.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Wind-Kin Raiders98%
$0.04↓#31018↓0.479.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Barricade Breaker97%
$0.11↓#20149↓0.00↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Maverick Thopterist96%
$0.09↓#18937↓0.00↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Sly Requisitioner96%
$0.10↓#18060↓0.28↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Bottle-Cap Blast96%
$4.62↑#4048↑0.34↓2.5 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Battle at the Bridge96%
$0.29↑#11608↓0.68↑9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Arc Reactor95%
$1.19↑#67560.00↓0.2 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Freejam Regent95%
$0.17↓#25702↓0.439.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Synth Infiltrator94%
$0.27↑#88980.432.5 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Fen Hauler94%
$0.06↓#28904↓0.00↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Organic Extinction92%
$0.32↑#1326↑0.444.5 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Metallic Rebuke92%
$0.27↑#10930↓0.17↓9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Whir of Invention90%
$6.61↑#1315↑0.519.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Ironheart, Clever Champion89%
$0.44↑#11205↓0.00↓0.2 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Herald of Anguish88%
$0.36↑#11249↓0.67↑9.6 years
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."