Upwelling {3}{G}
Enchantment
Players don't lose unspent mana as steps and phases end.
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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.
Electro, Assaulting Battery 83%
$5.78#1472
"You don't lose unspent red mana as steps and phases end."
Gerrard's Hourglass Pendant 82%
$2.89#7363
"If a player would begin an extra turn, that player skips that turn instead."
Ugin's Nexus 82%
$1.93#7112
"If a player would begin an extra turn, that player skips that turn instead."
Possessed Portal 81%
$2.40#16908
"If a player would draw a card, that player skips that draw instead."
Trouble in Pairs 81%
$28.59#630
"If an opponent would begin an extra turn, that player skips that turn instead."