Even if he's out for the season, that doesn't necessarily rule a trade out.
Many are keeping a close eye on how Walker Kessler's season-ending injury will affect contract negotiations with the Utah Jazz this summer. For the time being, the Jazz will cross that bridge when they come to it, or perhaps, if they come to it. Because even if Kessler won't play for the rest of the season, he still has enough trade value to attract plenty of suitors.