In fact, he later went on to voice roles such as Hobgoblin in Spider-Man: The Animated Series and Fire Lord Azai in Avatar: The Last Airbender.
That’s not to mention the small role as Darth Bane in Star Wars: The Clone Wars.
All in all, Mark Hamill might occasionally find it strange that he’s often tasked with voicing villains, particularly given his most famous role, Luke Skywalker, is and was a major hero in the Star Wars universe.
Whether or not he loves the typecast, we doubt Alfred would have gotten him as far.