Saheeli's Directive 
Sorcery
$1.04 #11108 0.11 8.2 years
Improvise (Each artifact you tap after you're done activating mana abilities pays for 
.)
.)Reveal the top X cards of your library. You may put any number of artifact cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield into your graveyard.
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Cards similar to Saheeli's Directive expected a card that isn't here?
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Foundry Assembler86%
$0.13↓#23704↓0.059.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Enraged Giant86%
$0.05↓#29191↓0.30↑9.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Sweatworks Brawler86%
$0.04↓#29858↓0.129.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Wind-Kin Raiders86%
$0.04↓#31302↓0.00↓9.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Barricade Breaker86%
$0.11↓#20318↓0.119.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Bastion Inventor85%
$0.03↓#28814↓0.069.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Universal Surveillance84%
$0.20↓#5351↑0.064.7 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Reverse Engineer84%
$0.18↓#8030↑0.129.8 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Maverick Thopterist83%
$0.11↓#19037↓0.24↑9.7 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 Bridge82%
$0.28↓#118110.069.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Sly Requisitioner82%
$0.10↓#18507↓0.159.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Bottle-Cap Blast82%
$1.86↑#4053↑0.36↑2.6 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Freejam Regent82%
$0.16↓#26010↓0.00↓9.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Arc Reactor81%
$0.92↓#5591↑0.28↑0.3 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Kayla's Reconstruction81%
$0.21↓#18578↓0.33↑3.9 years↓
"Look at the top seven cards of your library. Put up to X artifact and/or creature cards with mana value 3 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order."
Synth Infiltrator80%
$0.29↓#90350.062.6 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Fen Hauler80%
$0.05↓#29250↓0.069.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Organic Extinction80%
$0.33↓#1314↑0.48↑4.7 years↓
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Metallic Rebuke80%
$0.25↓#108370.44↑9.7 years↑
"Improvise Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for ."
."
Whir of Invention78%
$5.49↑#1336↑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 ."
."+1 more matching line