Matt Murdock, Justice Seeker 

Legendary Creature — Human Advisor Hero
At the beginning of combat on your turn, you may pay {1}. When you do, put a +1/+1 counter on target creature you control.
Each creature you control with a counter on it has ward {1}. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)
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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.