Skullbriar, the Walking Grave {B}{G}
Legendary Creature — Zombie Elemental
Haste
Whenever Skullbriar deals combat damage to a player, put a +1/+1 counter on it.
Counters remain on Skullbriar as it moves to any zone other than a player's hand or library.
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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.
Basim Ibn Ishaq 100%
$1.92#2986
"Whenever this card deals combat damage to a player, put a +1/+1 counter on it."
Me, the Immortal 100%
$0.30#15041
"Counters remain on this card as it moves to any zone other than a player's hand or library."
Zuko, Seeking Honor 96%
$0.12#15461
"Whenever this card deals combat damage to a player, put a +1/+1 counter on him."
Jocasta, Automaton Avenger 90%
$1.04#17269
"Whenever your commander deals combat damage to a player, put a +1/+1 counter on this card."
Vincent, Vengeful Atoner 83%
$0.32#4321
"Whenever one or more creatures you control deal combat damage to a player, put a +1/+1 counter on this card."
Marcus, Mutant Mayor 82%
$0.85#6357
"Whenever a creature you control deals combat damage to a player, draw a card if that creature has a +1/+1 counter on it. If it doesn't, put a +1/+1 counter on it."