Kinetic Ooze 
Creature — Ooze
$0.29 #7650 0.00 0.4 years
This creature enters with X +1/+1 counters on it.
When this creature enters, destroy up to one target artifact or enchantment with mana value X or less. If X is 5 or more, you draw a card. If X is 10 or more, double the number of +1/+1 counters on any number of other target creatures.
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Cards similar to Kinetic Ooze 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.
Kalonian Hydra90%
$5.87↑#1120↑0.45↑13.1 years↑
"This creature enters with four +1/+1 counters on it."
Hulk, Strongest There Is88%
$0.82↑#16769↓0.000.2 years
"this card enters with a +1/+1 counter on him."
Voracious Hydra86%
$0.28↓#2738↑0.29↑7.2 years↑
"This creature enters with X +1/+1 counters on it."
Lily Bowen, Raging Grandma84%
$0.51↑#69670.002.5 years↑
"this card enters with two +1/+1 counters on it."
Primordial Hydra84%
$1.39↑#2463↑0.45↑15.1 years↑
"This creature enters with X +1/+1 counters on it."
Mossborn Hydra84%
$12.69↑#777↑0.75↑1.8 years↑
"This creature enters with a +1/+1 counter on it."
Big Mother Mouser83%
$2.05↑#5279↑0.000.5 years
"This creature enters with two +1/+1 counters on it."
Ascendant Acolyte81%
$0.34↑#10992↓0.064.5 years↑
"This creature enters with a +1/+1 counter on it for each +1/+1 counter among other creatures you control."
Twisted Spider-Clone80%
$0.26↓#17113↓0.48↑0.9 years
"When this creature enters, put a +1/+1 counter on each creature you control with a +1/+1 counter on it."
Sisterhood of Karn80%
$0.21↓#12120↓0.31↑2.9 years↑
"This creature enters with a +1/+1 counter on it."
Patron of the Valiant80%
$0.10↓#15044↓0.38↑11.1 years↑
"When this creature enters, put a +1/+1 counter on each creature you control with a +1/+1 counter on it."
Biogenic Upgrade80%
$0.12↓#89800.43↑7.6 years↑
"Distribute three +1/+1 counters among one, two, or three target creatures, then double the number of +1/+1 counters on each of those creatures."
Botanical Brawler80%
$0.32↑#67580.27↑3.4 years↑
"This creature enters with two +1/+1 counters on it."
Maga, Traitor to Mortals79%
$3.05↑#20136↓0.0721.3 years↑
"this card enters with X +1/+1 counters on it."
Apocalypse Hydra78%
$0.70↑#10369↓0.25↑17.6 years↑
"This creature enters with X +1/+1 counters on it. If X is 5 or more, it enters with an additional X +1/+1 counters on it."
Shinewend76%
$0.25↓#19390↓0.27↑18.6 years↑
"This creature enters with a +1/+1 counter on it."
Hagra Constrictor76%
$0.18↓#91420.29↑5.9 years↑
"This creature enters with two +1/+1 counters on it."
Deepglow Skate76%
$0.29#1840↑0.48↑9.8 years↑
"When this creature enters, double the number of each kind of counter on any number of target permanents."
Rampaging Yao Guai76%
$9.05↑#2962↑0.45↑2.5 years↑
"When this creature enters, destroy any number of target artifacts and/or enchantments with total mana value X or less."
+1 more matching line
Oran-Rief Ooze76%
$0.30↑#78520.56↑5.9 years↑
"When this creature enters, put a +1/+1 counter on target creature you control."