Cassel barely an upgrade for Bills

Pro Football Focus will be providing analysis for every major signing and trade during the 2015 free-agency period, accounting primarily for the quality of player and his fit with his new team, and focusing less on the financial terms of the deal.

Here is a trade grade for the Buffalo Bills following their reported deal with the Minnesota Vikings.

Link to grade articles on every major deal

Bills get: QB Matt Cassel

Buffalo Bills: C