Pact of the Serpent {1}{B}{B}
Sorcery
Choose a creature type. Target player draws X cards and loses X life, where X is the number of creatures they control of the chosen type.
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.