One example of a critic of Breaking Bad was given in this post.
Breaking Bad: A Contemporary Tragedy by Dutton Kearney
I question his handling of Greek tragedy, though - it seems to be at variance with the account of tragedy given by Aristotle, though it is true that Aristotle's definition of tragedy (and the tragic hero) may not fit all Greek plays equally well.
Related:
‘Breaking Bad’ Premiere Draws Biggest Audience in Its History