Kevin Stefanski and the Browns promoted rookie quarterback Dillon Gabriel to starter, while demoting Joe Flacco to second-string. But we can take and apply from Flacco’s four appearances, what Gabriel could play up to, and even keep away from. Next Gen StatsFor comparison, of the 36 qualifying quarterbacks, Flacco is one of 13 to average under 5.0 CAY. As for Flacco handling the pocket when facing pressure, Flacco ranks 31st in completion percentage when under pressure (38.7%), per PFF. Pro Football FocusOne can point out the ongoing drops from the receiving corps, but that doesn’t discount Flacco’s inefficiency when throwing deep.