Open Extended ReactionsTo win your fantasy football league, you need only proper preparation and a little luck. If you're willing to challenge yourself this season, why not try a 12- or 14-team, a dynasty or even an IDP (individual defensive players) league? Your League, Your Rules Create a league and customize league size, scoring and rules to play in the league you want to play in. Adonai Mitchell has some of the traits that can lead to a breakout season. AP Photo/Darron CummingsAdonai Mitchell, WR, Indianapolis Colts: One of 2024's most disappointing rookies, Mitchell's 42.6% catch rate was the worst among receivers who saw at least 50 targets.