Complex sentence: He has also guest stared in one of the Welcome to Night Vale live stage shows, playing the role of a radio station intern named after himself, the character meeting a prompt demise as is the podcast's tradition for interns.
Split into simpler sentences: He has also guest stared in the as a radio station intern named after himself in one of the live Welcome to Night Vale shows. The character meeting a prompt demise, as is the podcast's tradition for interns.