Skydance Motion Picture Group announced on Monday that James Gunn and Peter Safran are stepping down as co-chief executives after four years leading DC Studios. Although their first film leading the superhero factory, Superman, reached theatres only last year , their DC run has come to an abrupt end. Shortly after, Gunn shared an emotional farewell note on his Instagram handle.

“Oh, boy. What a four years,” Gunn started his farewell note. He recalled that when he was a child in Manchester, Missouri, he’d write and draw comics blending the characters from DC Comics with his own. “Having full access to these characters to do whatever we wanted has been a dream come true,” he said.

Gunn also confessed that he didn’t know if he “wanted this job when it was offered to me”, but is glad he took it up eventually. He hailed developing Man of Tomorrow, the sequel to his last year’s hit Superman, as “the best filmmaking experience of my life”.…