Isn't it obvious? The number six has many connotations to those who are on a level separate from the mortal plane. Even mundane people have some inkling of a truth they cannot grasp! Why else would they consider superhuman abilities to be a sixth sense?
[Yeah, he totally didn't just bs that right now. Nope. Totally legit mystery of the universe that only he is privy to.]
[video]
[Yeah, he totally didn't just bs that right now. Nope. Totally legit mystery of the universe that only he is privy to.]