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 are trade grades for the reported deal in which the Baltimore Ravens send Haloti Ngata and a seventh-round pick to the Detroit Lions in exchange for a fourth- and fifth-round pick.
Link to grade articles on every major deal
Lions get: DL Haloti Ngata, 2015 seventh-round pick
Ravens get: 2015 fourth- and fifth-round picks