We love John Wick. You love John Wick (unless you're wrong). But pinpointing exactly what has made the film a cult classic is a little more difficult than yelling "it's an incredible revenge film with amazing action sequences and a cute dog" over and over again.
But Gearbox's Borderlands writer Mikey Neumann has nailed in in his breakdown.
Warning: Spoilers. Also if you're worried about spoilers this means you haven't watched John Wick yet. You should fix that.