Hey RotoBallers, welcome back to more fantasy football rankings. While most fantasy titles have already been decided, some fantasy leagues play until the end of the NFL regular season. There are still some championships to play for, and we've got you covered with ourWeek 18 fantasy football FLEX rankings.Fantasy managers will be without Christian McCaffrey, Kyren Williams, Rashee Rice, Cooper Kupp, DeVonta Smith, Amari Cooper, Raheem Mostert, and Jaylen Waddle this week. As we get closer to ...