According to a few of ESPN’s NFL Experts (subscription), the Indianapolis Colts signing of veteran starting quarterback Philip Rivers is the league’s offseason addition that will make the biggest impact (as well as a mention of All-Pro defensive tackle DeForest Buckner):
Which offseason addition will make the biggest impact in 2020?
Mike Clay, fantasy writer: Philip Rivers, QB, Indianapolis Colts. Tom Brady is the obvious choice, but the Colts’ signing of Rivers — as well as the trade for DeForest Buckner — vaults them into contender status.