Here’s a group of accomplished pitchers who enjoy the distinction of a certain career accomplishment of which no other retired modern era pitcher can boast. More specifically, they did something twice in their careers that every other pitcher has done only once or, in most cases, not at all. The list and a clue are after the jump.

Here’s the list. Your job to is to identify the career feat that has been accomplished in the modern era by only these eleven retired pitchers.