Think Tank {2}{U}
Enchantment
At the beginning of your upkeep, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)
click a line to search just that ability, click more to combine them
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.
Search for Azcanta // Azcanta, the Sunken Ruin 98%
$1.69#3880
"At the beginning of your upkeep, surveil 1. Then if you have seven or more cards in your graveyard, you may transform Search for Azcanta."
Grave Researcher // Reanimate 98%
$2.30#3149
"At the beginning of your upkeep, surveil 1. Then if there are three or more creature cards in your graveyard, this creature becomes prepared."