Treva's Ruins
Land — Lair
When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {G}, {W}, or {U}.
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Cards that do something similar 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.
Crosis's Catacombs 100%
$0.22#8932
"When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand."
Rith's Grove 100%
$0.25#9130
"When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand."
+1 more matching line
Dromar's Cavern 100%
$0.15#9108
"When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand."
+1 more matching line
Darigaaz's Caldera 100%
$0.18#10676
"When this land enters, sacrifice it unless you return a non-Lair land you control to its owner's hand."
Coral Atoll 95%
$0.55#5780
"When this land enters, sacrifice it unless you return an untapped Island you control to its owner's hand."
Karoo 92%
$1.13#5477
"When this land enters, sacrifice it unless you return an untapped Plains you control to its owner's hand."
Jungle Basin 92%
$0.76#5877
"When this land enters, sacrifice it unless you return an untapped Forest you control to its owner's hand."
Dormant Volcano 84%
$0.96#9201
"When this land enters, sacrifice it unless you return an untapped Mountain you control to its owner's hand."
Everglades 84%
$1.20#10292
"When this land enters, sacrifice it unless you return an untapped Swamp you control to its owner's hand."