Automated Warfare System 
Artifact Creature — Construct
$0.22 #29766 0.00 0.0 years
Flying
Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, draw a card.
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Cards similar to Automated Warfare System expected a card that isn't here?
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Beetle-Headed Merchants96%
$0.10↓#18587↑0.051.0 years
"Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, draw a card and put a +1/+1 counter on this creature."
Benthic Criminologists92%
$0.03↓#263390.25↑2.8 years↑
"Whenever this creature enters or attacks, you may sacrifice an artifact. If you do, draw a card."
Ahriman89%
$0.18↓#10968↑0.12↑1.4 years↑
"
, Sacrifice another creature or artifact: Draw a card."
, Sacrifice another creature or artifact: Draw a card."
Vampire Gourmand88%
$0.26↑#7786↑0.072.0 years↑
"Whenever this creature attacks, you may sacrifice another creature. If you do, draw a card and this creature can't be blocked this turn."
Reckless Detective88%
$0.19↓#20542↑0.002.8 years↑
"Whenever this creature attacks, you may sacrifice an artifact or discard a card. If you do, draw a card and this creature gets +2/+0 until end of turn."
Thraxodemon88%
$0.12↓#21641↑0.064.0 years↑
", 
, Sacrifice another creature or artifact: Draw a card."
, , Sacrifice another creature or artifact: Draw a card."
Swarm Culler88%
$0.11↓#16664↑0.001.3 years↑
"Whenever this creature becomes tapped, you may sacrifice another creature or artifact. If you do, draw a card."
Dockside Chef88%
$0.19↓#3454↑0.14↑4.7 years↑
"
, Sacrifice an artifact or creature: Draw a card."
, Sacrifice an artifact or creature: Draw a card."
Kingpin's Enforcers87%
$0.11↓#20860↑0.22↑0.4 years
", Sacrifice an artifact or creature: Draw a card."
, Sacrifice an artifact or creature: Draw a card."
Sage of Lat-Nam87%
$0.17↓#14748↑0.0532.7 years↑
", Sacrifice an artifact: Draw a card."
, Sacrifice an artifact: Draw a card."
Tribute to Horobi // Echo of Death's Wail85%
$0.24↑#9225↑0.16↑4.7 years↑
"Whenever this creature attacks, you may sacrifice another creature. If you do, draw a card."
Comet Crawler84%
$0.16↓#18046↑0.051.3 years↑
"Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, this creature gets +2/+0 until end of turn."
Stormclaw Rager84%
$0.27↑#11468↑0.12↑3.6 years↑
", Sacrifice another creature or artifact: Put a +1/+1 counter on this creature and draw a card. Activate only as a sorcery."
, Sacrifice another creature or artifact: Put a +1/+1 counter on this creature and draw a card. Activate only as a sorcery."
Reclamation Specialist84%
$0.27↑#21617↑0.0 years
", Sacrifice an artifact creature: Draw a card."
, Sacrifice an artifact creature: Draw a card."
The Goose Mother83%
$0.19↓#2979↑0.25↑3.2 years↑
"Whenever this card attacks, you may sacrifice a Food. If you do, draw a card."
Etherium Astrolabe82%
$0.28↑#250500.0618.1 years↑
", , Sacrifice an artifact: Draw a card."
, , Sacrifice an artifact: Draw a card."
Sephiroth, Fabled SOLDIER // Sephiroth, One-Winged Angel82%
$26.93↑#1206↑1.44↑1.4 years↑
"Whenever this card enters or attacks, you may sacrifice another creature. If you do, draw a card."
+1 more matching line
Baron Bertram Graywater82%
$0.32↑#4507↑0.082.6 years↑
", Sacrifice another creature or artifact: Draw a card."
, Sacrifice another creature or artifact: Draw a card."
Ravenous Squirrel80%
$0.29↑#3184↑0.15↑5.4 years↑
"
, Sacrifice an artifact or creature: You gain 1 life and draw a card."
, Sacrifice an artifact or creature: You gain 1 life and draw a card."
Thallid Soothsayer80%
$0.20↓#14113↑0.078.6 years↑
", Sacrifice a creature: Draw a card."
, Sacrifice a creature: Draw a card."