Suncleanser 

Creature — Human Cleric
$0.36 #20369 0.35 8.1 years
When this creature enters, choose one —
• Remove all counters from target creature. It can't have counters put on it for as long as this creature remains on the battlefield.
• Target opponent loses all counters. That player can't get counters for as long as this creature remains on the battlefield.
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Cards similar to Suncleanser 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.
Heartless Act80%
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"• Remove up to three counters from target creature."
+2 more matching lines
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"• Each opponent loses all counters."
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$0.33↓#13326↑0.412.5 years↓
"• RadAway — Target player loses all rad counters. Sacrifice this artifact."
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$0.66↑#6447↑0.403.4 years↓
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Blitz Leech72%
$0.10↓#25511↓0.366.4 years↓
"When this creature enters, target creature an opponent controls gets -2/-2 until end of turn. Remove all counters from that creature."