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.
Prowling Serpopard93%
$3.89↑#3688↑0.45↑9.5 years↓
"Creature spells you control can't be countered."
gives-uncounterable, hate-counterspell, hate
Gaea's Herald92%
$1.06↓#12680↑0.51↑25.7 years
"Creature spells can't be countered."
gives-uncounterable, hate-counterspell, hate
Surrak Dragonclaw90%
$2.80↑#3331↑0.51↑12.1 years↓
"Creature spells you control can't be countered."
gives-uncounterable, hate-counterspell, hate
Eyes of Gitaxias87%
$0.11↓#209300.003.5 years↓
"Draw a card."
cantrip, pure-draw, draw
Contentious Plan87%
$0.37↓#2198↑0.147.5 years↓
"Draw a card."
cantrip, pure-draw, draw
Steady Progress87%
$0.26↓#5093↑0.0616.1 years↓
"Draw a card."
cantrip, pure-draw, draw
Vexing Shusher86%
$5.45↑#5740↑0.80↑18.5 years↓
"This spell can't be countered."
gives-uncounterable, hate-counterspell, hate
Leyline of Lifeforce86%
$5.97↑#13322↑0.62↑20.7 years↓
"Creature spells can't be countered."
gives-uncounterable, hate-counterspell, hate
Overmaster86%
$1.99↓#3173↑0.27↑24.7 years
"The next instant or sorcery spell you cast this turn can't be countered."
+1 more matching line
gives-uncounterable, cantrip, hate-counterspell
Frenzied Baloth84%
$2.06#2275↑0.49↑1.2 years↓
"Creature spells you control can't be countered."
gives-uncounterable, hate-counterspell, hate
Revitalize84%
$0.15↓#4223↑0.038.3 years↓
"Draw a card."
cantrip, pure-draw, draw
Reviving Dose84%
$0.06↓#22114↓0.0026.0 years↑
"Draw a card."
cantrip, pure-draw, draw
Ritual of Rejuvenation84%
$0.18↓#185110.079.1 years↓
"Draw a card."
cantrip, pure-draw, draw
Resupply84%
$0.04↓#27158↓0.22↑11.6 years↓
"Draw a card."
cantrip, pure-draw, draw
Dosan's Oldest Chant84%
$0.08↓#27651↓0.1421.4 years↓
"Draw a card."
cantrip, pure-draw, draw
Savage Summoning84%
$2.51↑#9804↑0.47↑13.3 years↓
"The next creature spell you cast this turn can be cast as though it had flash. That spell can't be countered. That creature enters with an additional +1/+1 counter on it."