Yawgmoth Demon 
Creature — Phyrexian Demon
$0.33 #28950 0.00 32.6 years
Flying (This creature can't be blocked except by creatures with flying or reach.)
First strike (This creature deals combat damage before creatures without first strike.)
At the beginning of your upkeep, you may sacrifice an artifact. If you don't, tap this creature and it deals 2 damage to you.
Click a line or tag to filter
Cards similar to Yawgmoth Demon expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Rust Elemental94%
$1.49↑#6944↑0.12↑23.0 years↓
"At the beginning of your upkeep, sacrifice another artifact. If you can't, tap this creature and you lose 4 life."
Lord of the Pit88%
$0.40↑#13167↑0.0733.2 years
"At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you."
Liege of the Pit86%
$0.75↑#16957↑0.0020.0 years↓
"At the beginning of your upkeep, sacrifice a creature other than this creature. If you can't, this creature deals 7 damage to you."
Minion of Leshrac84%
$1.05↑#240540.30↑31.4 years↓
"At the beginning of your upkeep, this creature deals 5 damage to you unless you sacrifice a creature other than this creature. If this creature deals damage to you this way, tap it."
Ravenous Demon // Archdemon of Greed84%
$0.18↓#244150.0514.7 years↓
"At the beginning of your upkeep, sacrifice a Human. If you can't, tap this creature and it deals 9 damage to you."
Ravenous Vampire83%
$0.14↓#318030.0530.0 years↓
"At the beginning of your upkeep, you may sacrifice a nonartifact creature. If you do, put a +1/+1 counter on this creature. If you don't, tap this creature."
Devouring Sugarmaw // Have for Dinner81%
$0.05↓#21626↑0.003.1 years↓
"At the beginning of your upkeep, you may sacrifice an artifact, enchantment, or token. If you don't, tap this creature."
Razormane Masticore78%
$0.25↓#274360.0022.4 years↓
"First strike"
Vaevictis Asmadi78%
$0.66↑#241220.0032.4 years
"Flying"
Fettergeist78%
$0.03↓#318440.0014.5 years↓
"Flying"
Laurine, the Diversion78%
$0.30↓#12543↑0.004.9 years↓
"First strike"
Phantasmal Forces77%
$0.21↓#314530.0033.2 years
"Flying"
Pit Raptor76%
$0.21↓#317260.0026.4 years↓
"Flying, first strike"
Apocalypse Demon75%
$0.25↓#15742↑0.009.3 years↓
"At the beginning of your upkeep, tap this creature unless you sacrifice another creature."
+1 more matching line
Serendib Djinn75%
$151.56↑#283150.0032.8 years
"At the beginning of your upkeep, sacrifice a land. If you sacrifice an Island this way, this creature deals 3 damage to you."
Rust Monster74%
$0.04↓#275250.005.2 years↓
"First strike"
Mishra's War Machine74%
$0.40↑#259350.0632.6 years
"At the beginning of your upkeep, this creature deals 3 damage to you unless you discard a card. If it deals damage to you this way, tap it."
Illusionary Wall73%
$0.22↓#259800.0031.4 years↓
"Defender, flying, first strike"
Force of Nature72%
$0.37↑#277330.0033.2 years
"At the beginning of your upkeep, this creature deals 8 damage to you unless you pay 
."
."
Pit Spawn72%
$0.47↑#292450.14↑28.3 years↓
"First strike"