It isn’t so much that everything must go in Detroit. It’s that everything probably should go. The Tigers are in the midst of a full-scale rebuilding project. They recently extended general manager Al Avila’s contract, giving him a mandate to keep building for the future. Few, if any, players on the big-league roster will still be under control when the Tigers are ready to contend again, so why not cash them in to keep restocking a revived farm system?