While is best known for his street-level storylines where he uses his relatively minimalistic powers to take down villains like the Kingpin or Bullseye, Marvel Comics has confirmed that Daredevil has always been more than simply the Devil of Hell’s Kitchen, but one of the greatest heroes in the entire universe–even on a cosmic scale.
Matt Murdock started his journey to becoming a superhero after an accident occurred which exposed him to radioactive material, blinding him in the process. While Matt lost his sight, the radioactive material granted him heightened senses which manifested itself as essentially sonar vision through which Matt could ‘see’ the world better than he could before the accident.
In #7 by Stan Lee and Wally Wood, Daredevil is , and he immediately realizes that he is in way over his head. Namor is the King of Atlantis whose strength and power make him a threat to teams of superheroes including the Fantastic Four and even the Avengers–and Daredevil was taking him on all by himself.
By saying that Daredevil is the most courageous superhero, Namor is basically asserting that Daredevil is the best of what humanity has to offer as courage is the bedrock on which heroism can be built.
was one of the first times readers witnessed Daredevil playing a cosmic role in the Marvel Universe, and while that may have been initially shocking, Namor made it clear decades earlier that Daredevil was always worthy of such a role. When Namor references his battles with the Avengers, he is including the Asgardian God of Thunder, Thor, when he says . This proves that, even though Daredevil only recently played a bigger role in the wider cosmos outside the parameters of Hell’s Kitchen, he has always been more than just a street-level hero.