Josh Allen, Brian Daboll, and a gameplan 800 days in the making

What the Bills did on Sunday night, what they’ve been doing this season, and why everybody should be terribly, terribly afraid (unless you’re a Bills fan!).

Sean McDermott and co. know they’re good. Like, really, really we-should-be-playing-in-February good.

They also knew entering Week Five that to get to February they would (probably) have to go through Kansas City. Playoff seeding, home-field advantage, 2020 revenge, sending a 2021 message, all of that was wrapped up in Sunday night’s game.

And so – as is obvious post-fact – McDermott, his offensive coordinator Brian Daboll, and quarterback Josh Allen set to work constructing a carefully crafted plan. For four weeks, they laid a careful, schematic blueprint. On Sunday, they torched the thing and hit the Chiefs with an altered approach: Bills 2.0, if you will.

For four weeks, they ran one offense; on Sunday, they ran another. The Chiefs couldn’t adjust. By the time they were able to make some tweaks, the game was all-but over.

It was, in a sense, what one can only describe as a heist — in the finest interpretation of the word.

First: Let’s rewind to what Buffalo has been doing for much of …