[1] The titles of the first, fourth, tenth, and thirteenth episodes form a sentence that reveals an event that takes place in the season finale (Seven Thirty-Seven Down Over ABQ).

Series creator Vince Gilligan said of season two, "That came about through many, many hours of beating our heads against the wall—very laborious work, which is probably why we haven't repeated that formula since.

The site's critics consensus reads: "Breaking Bad continues to soar, thanks to its artsy style and suspenseful thrills.

"[21] Entertainment Weekly critic Ken Tucker stated "Bad is a superlatively fresh metaphor for a middle-age crisis: It took cancer and lawbreaking to jolt Walt out of his suburban stupor, to experience life again—to take chances, risk danger, do things he didn't think himself capable of doing.

"[22] San Francisco Chronicle's Tim Goodman claimed "The first three episodes of Season 2 that AMC sent out continue that level of achievement with no evident missteps.

In fact, it looks as if Gilligan's bold vision for Breaking Bad, now duly rewarded against all odds, has invigorated everyone involved in the project.

[25] David Hinckley of the New York Daily News praised Cranston's performance of Walter White, calling him "one of the best played characters on television".