Soulless Jailer 
Artifact Creature — Phyrexian Golem
$1.23 #3314 1.09 3.7 years
Permanent cards in graveyards can't enter the battlefield.
Players can't cast noncreature spells from graveyards or exile.
Click a line or tag to filter
Cards similar to Soulless Jailer 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.
Kunoros, Hound of Athreos89%
$0.41↓#9366↓0.77↓6.7 years↑
"Players can't cast spells from graveyards."
+1 more matching line
Weathered Runestone82%
$0.37↓#8347↓1.025.7 years↑
"Players can't cast spells from graveyards or libraries."
+1 more matching line
Grafdigger's Cage79%
$2.27↑#2161↑1.20↑14.7 years↑
"Players can't cast spells from graveyards or libraries."
+1 more matching line
Ashes of the Abhorrent76%
$0.70↓#8312↓0.81↓9.1 years↑
"Players can't cast spells from graveyards or activate abilities of cards in graveyards."
Calamity's Wake73%
$0.19↓#10221↓0.66↓3.9 years
"Exile all graveyards. Players can't cast noncreature spells this turn. Exile this card."