Kansas City Chiefs Buffalo Bills instant classic Divisional Round
Chiefs rally past Buffalo 42-36 in OT in wild playoff game
How the Chiefs and Bills ended one of the craziest games in NFL history - The Washington Post
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Bills loss to Chiefs wasn't only because of stupid overtime rules
Chiefs beat Bills 42-36 in instant classic, NFL's 'Best Game Ever?'
Chiefs rally past Bills, 42-36, in overtime in wild playoff game
Patrick Mahomes, Kansas City Chiefs prevail against Buffalo Bills, win dramatic AFC divisional-round game in overtime - ESPN