Disruption Aura 

Enchantment — Aura
$0.15 #30519 0.25 22.4 years
Enchant artifact
Enchanted artifact has "At the beginning of your upkeep, sacrifice this artifact unless you pay its mana cost."
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Cards similar to Disruption Aura 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.
Energy Flux88%
$0.27↑#15121↑1.53↑32.6 years↑
"All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay
.""
Pendrell Flux82%
$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.""
+1 more matching line
Kataki, War's Wage82%
$0.64↑#9834↑1.39↑21.4 years
"All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay
.""
Aura Flux76%
$0.24↑#247411.12↑27.7 years↑
"Other enchantments have "At the beginning of your upkeep, sacrifice this enchantment unless you pay
.""
Soul Tithe76%
$0.18↑#18653↑0.64↑14.0 years↓
"At the beginning of the upkeep of enchanted permanent's controller, that player sacrifices it unless they pay
, where X is its mana value."
Pendrell Mists76%
$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 Tabernacle74%
$2.14↑#17460↑1.52↑19.7 years↓
"All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay
.""
Relic Bane73%
$0.10↓#281380.50↑23.0 years
"Enchanted artifact has "At the beginning of your upkeep, you lose 2 life.""
+1 more matching line
Essence Leak73%
$0.27↑#268890.40↑26.0 years↑
"As long as enchanted permanent is red or green, it has "At the beginning of your upkeep, sacrifice this permanent unless you pay its mana cost.""
Instill Furor73%
$0.09↓#300990.3321.0 years↓
"Enchanted creature has "At the beginning of your end step, sacrifice this creature unless it attacked this turn.""
Vile Consumption72%
$10.46↑#13643↑1.14↑26.0 years↑
"All creatures have "At the beginning of your upkeep, sacrifice this creature unless you pay 1 life.""
Slow Motion70%
$0.19↑#24000↑0.2227.7 years↑
"At the beginning of the upkeep of enchanted creature's controller, that player sacrifices that creature unless they pay
."
+1 more matching line