The 2025 fantasy baseball season is officially underway, and that means another season of Champ or Chump. This column is a deep dive into one to three players per week, looking at prospect pedigree, MiLB performance, Statcast data, role, peripherals, team context, and more. At the end of our analysis, we determine whether each player is a ChamporChump relative to their roster rate on Yahoo! leagues.It's easy to overreact to the first handful of games, but Rafael Devers probably won't be the ...