Sorcerous Spyglass 
Artifact
$0.08 #16242 0.53 8.9 years
As this artifact enters, look at an opponent's hand, then choose any card name.
Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.
Click a line or tag to filter
Cards similar to Sorcerous Spyglass 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.
Pithing Needle99%
$0.40↑#6460↑0.78↑21.3 years↑
"Activated abilities of sources with the chosen name can't be activated unless they're mana abilities."
+1 more matching line
Disruptor Flute96%
$1.50↑#7440↑0.43↓2.2 years↓
"Activated abilities of sources with the chosen name can't be activated unless they're mana abilities."
+1 more matching line
Phyrexian Revoker96%
$0.21↑#5388↑0.6015.6 years↑
"Activated abilities of sources with the chosen name can't be activated."
+1 more matching line
Anointed Peacekeeper92%
$0.32↑#187561.00↑4.0 years↓
"As this creature enters, look at an opponent's hand, then choose any card name."
+1 more matching line
Petrified Hamlet90%
$0.82↑#9844↑0.00↓0.4 years↓
"Activated abilities of sources with the chosen name can't be activated unless they're mana abilities."
+1 more matching line
Voidstone Gargoyle86%
$0.28↑#27537↓0.68↑19.6 years↑
"Activated abilities of sources with the chosen name can't be activated."
+1 more matching line
Cursed Totem85%
$1.47↑#2628↑1.32↑29.9 years↑
"Activated abilities of creatures can't be activated."
Skyseer's Chariot78%
$0.18↑#176240.37↓1.6 years↓
"Activated abilities of sources with the chosen name cost more to activate."
more to activate."+1 more matching line
Scheming Fence78%
$0.32↑#12356↑0.94↑4.4 years↓
"Activated abilities of the chosen permanent can't be activated."
Telepathic Spies75%
$0.07↓#30296↓0.5327.2 years↑
"When this creature enters, look at target opponent's hand."
Wanderguard Sentry75%
$0.02↓#31581↓0.29↓22.9 years↑
"When this creature enters, look at target opponent's hand."
Talas Explorer74%
$0.34↑#24811↓0.05↓28.2 years↑
"When this creature enters, look at target opponent's hand."
Wu Scout74%
$4.49↑#23526↓0.38↓27.3 years↑
"When this creature enters, look at target opponent's hand."
Ingenious Thief74%
$0.15↑#29400↓0.33↓29.3 years↑
"When this creature enters, look at target player's hand."
Booby Trap72%
$0.45↑#23960↓0.26↓28.9 years↑
"As this artifact enters, choose an opponent and a card name other than a basic land card name."
Drana and Linvala72%
$6.39↑#1902↑0.98↑3.4 years↓
"Activated abilities of creatures your opponents control can't be activated."
Suppression Field70%
$0.61↑#135391.05↑20.9 years↑
"Activated abilities cost more to activate unless they're mana abilities."
more to activate unless they're mana abilities."
Sharkey, Tyrant of the Shire70%
$0.24↑#20044↓0.38↓3.2 years↓
"Activated abilities of lands your opponents control can't be activated unless they're mana abilities."