With Purdy nursing an elbow injury and the 49ers out of the playoffs, coach Kyle Shanahan opted to go with Dobbs over Allen for the season finale because of his mobility behind a patchwork offensive line. Dobbs had some good moments against the Cardinals (8-9) and a few he'd like back.

There wasn’t much to be gleaned from a 47-24 loss to Arizona except that free agent Josh Dobbs could be a viable backup for Brock Purdy.

But both were left off the inactives list and cleared to play in the Week 18 matchup, meaning Dobbs will have the benefit of having the 49ers' best offensive weapon available, alo