​Football Outsiders' DVOA has Dallas as the league's most efficient offense and New England as the most efficient defense. Should you just keep Dak Prescott in your lineup or hit the waiver wire for a replacement? Even if you're not a Dak owner, tough matchups elsewhere could mean some surprising QB decisions. And this important week of fantasy action starts with a concentrated Buccaneers pass offense visiting a rejuvenated Falcons defense.Here's the rundown:Tampa Bay Buccaneers at Atlanta Falcons ... 00:28Seattle Seahawks at Philadelphia Eagles ... 6:48Miami Dolphins at Cleveland Browns ... 12:32New York Giants at Chicago Bears ... 15:21Carolina Panthers at New Orleans Saints ... 20:13Denver Broncos at Buffalo Bills ... 24:07Detroit Lions at Washington ... 27:29Oakland Raiders at New York Jets ... 31:39Pittsburgh Steelers at Cincinnati Bengals ... 38:03Jacksonville Jaguars at Tennessee Titans ... 42:03Dallas Cowboys at New England Patriots ... 45:53Green Bay Packers at San Francisco 49ers ... 51:25Baltimore Ravens at Los Angeles Rams ... 55:56Check out our full Week 12 rankings now.​