Tectonic Split {4}{G}{G}
Enchantment
As an additional cost to cast this spell, sacrifice half the lands you control, rounded up.
Hexproof
Lands you control have "{T}: Add three mana of any one color."
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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.
Resonating Lute 98%
$1.53#3793
"Lands you control have "{T}: Add two mana of any one color. Spend this mana only to cast instant and sorcery spells.""
Greenhouse // Rickety Gazebo 85%
$0.22#6609
"Lands you control have "{T}: Add one mana of any color.""
Mystic Skull // Mystic Monstrosity 85%
$0.14#16293
"Lands you control have "{T}: Add one mana of any color.""