NEW!CLEVELAND, Ohio -- Of the five first-round quarterbacks selected in 2018, the Browns’ Baker Mayfield enters 2020 with the most pressure to prove himself as a quarterback capable of winning the Super Bowl.That doesn’t mean he needs to play like Patrick Mahomes or Lamar Jackson. What coach Kevin Stefanski and GM Andrew Berry must figure out is if he can be Kirk Cousins or Jimmy Garoppolo.Note to readers: if you purchase something through one of our affiliate links we may earn a commission.…NEW!CLEVELAND, Ohio -- Of the five first-round quarterbacks selected in 2018, the Browns’ Baker Mayfield enters 2020 with the most pressure to prove himself as a quarterback capable of winning the Super Bowl.That doesn’t mean he needs to play like Patrick Mahomes or Lamar Jackson. What coach Kevin Stefanski and GM Andrew Berry must figure out is if he can be Kirk Cousins or Jimmy Garoppolo.Note to readers: if you purchase something through one of our affiliate links we may earn a commission.WW…