Out of Air 


Instant
This spell costs {2} less to cast if it targets a creature spell.
Counter target spell.
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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.
Not of This World 87%
$5.77#2472
"This spell costs {7} less to cast if it targets a spell or ability that targets a creature you control with power 7 or greater."
Fate of the Sun-Cryst 86%
$0.10#14691
"This spell costs {2} less to cast if it targets a tapped creature."
Banish from Edoras 86%
$0.11#18818
"This spell costs {2} less to cast if it targets a tapped creature."
Fantastic Bounce 86%
$0.30#27665
"This spell costs {2} less to cast if it targets a tapped creature."
Price of Fame 86%
$0.31#4256
"This spell costs {2} less to cast if it targets a legendary creature."
+1 more matching line
Mascot Interception 86%
$0.20#22414
"This spell costs {3} less to cast if it targets a creature token."
Bitter Downfall 86%
$0.12#10623
"This spell costs {3} less to cast if it targets a creature that was dealt damage this turn."
Luminous Rebuke 82%
$0.15#10659
"This spell costs {3} less to cast if it targets a tapped creature."
+1 more matching line
Ajani's Response 82%
$0.15#19712
"This spell costs {3} less to cast if it targets a tapped creature."
+1 more matching line
Grounded for Life 82%
$0.14#19982
"This spell costs {3} less to cast if it targets a tapped creature."
+1 more matching line
Seized from Slumber 82%
$0.07#12837
"This spell costs {3} less to cast if it targets a tapped creature."
+1 more matching line
Quicksand Whirlpool 82%
$0.05#21282
"This spell costs {3} less to cast if it targets a tapped creature."