Trelane, Squire of Gothos 

Legendary Creature — Q
Vigilance (Attacking doesn't cause this creature to tap.)
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
Trelane can't be blocked.
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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.
Ant-Man, Elusive Avenger 88%
$1.14#16411
"this card can't be blocked by creatures with greater power."
Arvinox, the Mind Flail 86%
$0.38#4746
"this card isn't a creature unless you control three or more permanents you don't own."