Successful NFL teams rarely rely on their first-year players to make positive impacts on the field. Due to a recent spate of trades, cuts, and retirements, however, the Buffalo Bills will likely be dependent on a handful of rookies to step up and immediately play a significant amount of snaps. Other rookies may simply be tasked with competing for playing time against nominal starters. Still, others should count themselves lucky if they make the final roster. What follows is an attempt to rank Buffalo’s eight draft picks in the 2018 NFL Draft, along with a few select undrafted free agents, by their expected impact on the field their rookie year.