Riparian Tiger 
Creature — Cat
$0.08 #27400 0.00 9.9 years
Trample
When this creature enters, you get 
(two energy counters).
(two energy counters).Whenever this creature attacks, you may pay . If you do, it gets +2/+2 until end of turn.
. If you do, it gets +2/+2 until end of turn.Click a line or tag to filter
Cards similar to Riparian Tiger 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.
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"Whenever this creature attacks, you may pay . If you do, put a +1/+1 counter on it."
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. If you do, it gets +1/+1 and gains trample until end of turn."+1 more matching line
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"Whenever this creature attacks, you get ."
."
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"Whenever this creature attacks, you may pay . If you do, put a +1/+1 counter on it."
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"Whenever this creature attacks, you may pay . If you do, put a +1/+1 counter on it."
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"Whenever this creature attacks, you may pay . If you do, put a +1/+1 counter on it."
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"Whenever this creature attacks, you may pay . If you do, put a +1/+1 counter on it."
. If you do, put a +1/+1 counter on it."+1 more matching line
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"When this creature enters, pay . If you can't, return this creature to its owner's hand and you get ."
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"Whenever this creature or equipped creature attacks, you get , then it gets +X/+X until end of turn, where X is the amount of you have."
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"Whenever you attack, you get ."
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. If you do, create a 1/1 colorless Servo artifact creature token."+1 more matching line