I think if you single out position, as @DMoney did, QB, DE followed by the blind side tackle. As a unit it’s important to have a good OL, but you can scheme more around a “bad” OL or at least more so than scheme away a bad QB or pass rush
Some truth to this, but main difference is that Martell never started in college and never scored 50TDs for a power five team. Hill is a great pass rusher, but never was as accomplished and talented as Roche and had injury issues. Hill was also a good addition and I’m glad the guy became a Cane