Preferred Selection 


Enchantment
At the beginning of your upkeep, look at the top two cards of your library. You may sacrifice this enchantment and pay {2}{G}{G}. If you do, put one of those cards into your hand. If you don't, put one of those cards on the bottom of your library.
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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.
Taigam, Sidisi's Hand 93%
$0.28#16434
"At the beginning of your upkeep, look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard."