Null Brooch 
Artifact
$7.12 #14695 0.22 28.3 years
, 
, Discard your hand: Counter target noncreature spell.Click a line or tag to filter
Cards similar to Null Brooch 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.
Stronghold Machinist94%
$0.27↓#21587↓0.32↑26.7 years↓
"
, , Discard a card: Counter target noncreature spell."
, , Discard a card: Counter target noncreature spell."
Hisoka, Minamo Sensei78%
$0.33↓#27249↓0.69↑22.1 years↓
", Discard a card: Counter target spell if it has the same mana value as the discarded card."
, Discard a card: Counter target spell if it has the same mana value as the discarded card."
Negate78%
$0.16↓#57↑0.42↑18.7 years↓
"Counter target noncreature spell."
Diplomatic Escort77%
$0.12↓#19409↓0.42↑27.0 years↓
", , Discard a card: Counter target spell or ability that targets a creature."
, , Discard a card: Counter target spell or ability that targets a creature."
Stronghold Biologist76%
$0.32↓#24550↓0.33↑26.7 years↓
", , Discard a card: Counter target creature spell."
, , Discard a card: Counter target creature spell."
Scatter Arc74%
$0.18↓#21814↓0.1813.7 years↓
"Counter target noncreature spell."
Mistfolk74%
$0.10↓#30026↓0.00↓31.4 years↑
": Counter target spell that targets this creature."
: Counter target spell that targets this creature."
Dovin's Veto72%
$2.29↓#228↑0.72↑7.5 years↓
"Counter target noncreature spell."
Nullstone Gargoyle72%
$2.39↓#149921.26↑21.0 years↓
"Whenever the first noncreature spell of a turn is cast, counter that spell."