Wren's Run Hydra 

Creature — Hydra
$0.30 #9280 0.31 5.3 years
Reach
This creature enters with X +1/+1 counters on it.
Reinforce X—

(

, Discard this card: Put X +1/+1 counters on target creature.)
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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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