Instill Furor 

Enchantment — Aura
$0.09 #30099 0.33 21.0 years
Enchant creature
Enchanted creature has "At the beginning of your end step, sacrifice this creature unless it attacked this turn."
Click a line or tag to filter
Cards similar to Instill Furor 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.
Pendrell Flux86%
$0.12↑#272480.47↑28.0 years↑
"Enchanted creature has "At the beginning of your upkeep, sacrifice this creature unless you pay its mana cost.""
Inevitable End83%
$0.20↑#19693↑0.55↑6.7 years↓
"Enchanted creature has "At the beginning of your upkeep, sacrifice a creature.""
Pendrell Mists81%
$12.80↑#17410↑1.61↑29.4 years↑
"All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay
.""
Magus of the Tabernacle80%
$2.14↑#17460↑1.52↑19.7 years↓
"All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay
.""
Curse of the Nightly Hunt78%
$0.23↑#11885↑0.63↑15.1 years↓
"Creatures enchanted player controls attack each combat if able."
Lingering Death77%
$0.18↑#252190.06↓23.4 years↑
"At the beginning of the end step of enchanted creature's controller, that player sacrifices that creature."
Aura Flux77%
$0.24↑#247411.12↑27.7 years↑
"Other enchantments have "At the beginning of your upkeep, sacrifice this enchantment unless you pay
.""
Slow Motion77%
$0.19↑#24000↑0.22↓27.7 years↑
"At the beginning of the upkeep of enchanted creature's controller, that player sacrifices that creature unless they pay
."
Mana Chains76%
$0.28↑#23563↑0.52↑29.4 years↑
"Enchanted creature has "Cumulative upkeep
.""
+1 more matching line
Withercrown76%
$0.17↑#19145↑0.295.7 years↓
"Enchanted creature has base power 0 and has "At the beginning of your upkeep, you lose 1 life unless you sacrifice this creature.""
Furor of the Bitten75%
$0.12↑#19520↑0.00↓15.1 years↓
"Enchanted creature gets +2/+2 and attacks each combat if able."
+1 more matching line
Keldon Twilight74%
$0.41↑#260320.59↑25.7 years↑
"At the beginning of each player's end step, if no creatures attacked this turn, that player sacrifices a creature of their choice that they controlled since the beginning of the turn."
Guise of Fire73%
$0.06↓#287350.06↓14.5 years↓
"Enchanted creature gets +1/-1 and attacks each combat if able."
+1 more matching line
Disruption Aura73%
$0.15↑#305190.2522.4 years↑
"Enchanted artifact has "At the beginning of your upkeep, sacrifice this artifact unless you pay its mana cost.""