Foundry Inspector {3}
Artifact Creature — Construct
Artifact spells you cast cost {1} less to cast.
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Cards that do something similar 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.
Artificer Class 89%
$15.06#4038
"The first artifact spell you cast each turn costs {1} less to cast."
Assassin's Ink 87%
$0.25#15287
"This spell costs {1} less to cast if you control an artifact and {1} less to cast if you control an enchantment."
Stoic Rebuttal 86%
$0.30#6572
"This spell costs {1} less to cast if you control three or more artifacts."
Suspicious Detonation 85%
$0.08#22917
"This spell costs {3} less to cast if you've sacrificed an artifact this turn."
Aura of Silence 83%
$8.19#2154
"Artifact and enchantment spells your opponents cast cost {2} more to cast."
Machine Over Matter 81%
$0.10#14657
"This spell costs {1} less to cast if you control an artifact creature."