Null Brooch 
Artifact
$6.54 #14420 0.29 28.2 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%
$0.22↓#21345↓0.11↓26.6 years↓
"
, , Discard a card: Counter target noncreature spell."
, , Discard a card: Counter target noncreature spell."
Hisoka, Minamo Sensei78%
$0.36↓#26974↓0.2921.9 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%
$0.15↓#56↑0.40↑18.6 years↓
"Counter target noncreature spell."
Diplomatic Escort76%
$0.14↓#19293↓1.00↑26.9 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%
$0.31↓#24258↓0.2526.6 years↓
", , Discard a card: Counter target creature spell."
, , Discard a card: Counter target creature spell."
Scatter Arc74%
$0.11↓#21561↓0.2013.6 years↓
"Counter target noncreature spell."
Mistfolk74%
$0.10↓#29734↓0.00↓31.3 years↑
": Counter target spell that targets this creature."
: Counter target spell that targets this creature."
Dovin's Veto72%
$2.15↓#239↑0.70↑7.3 years↓
"Counter target noncreature spell."
Nullstone Gargoyle72%
$2.76↓#147381.11↑20.9 years↓
"Whenever the first noncreature spell of a turn is cast, counter that spell."