Three times Jose Valverde would lead the league in Saves and did so for three different teams. Valverde proved to be an effective closer for many years and he did come close to 300 Saves, however his overall stats do not put him in the Hall of Fame range and his very poor playoff performances could keep him off of the ballot.
Should they be in the Hall of Fame?
Definitely put them in! - 0%
Maybe, but others deserve it first. - 50%
Probably not, but it wouldn't be the end of the world. - 50%