Inventive Wingsmith 

Creature — Dwarf Artificer
At the beginning of your end step, if you haven't cast a spell from your hand this turn and this creature doesn't have a flying counter on it, put a flying counter on it.
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.