Question: why was mcsteamy killed off?
Answer: But in the end, Mark succumbed to his injuries and died. In a Shondaland blog post from 2012, creator Shonda Rhimes explained why she chose to kill off Mark on Grey's Anatomy. And essentially, Rhimes thought Lexie's death would be too painful for Mark to handle. ... And he and Lexie get to be together in a way.