In 2004, Djawadi went out on his own with "", collaborating with RZA for director David S. Goyer. This was the beginning of his relationship with Goyer for both film and television. The following year Djawadi continued making additional music for Zimmer in films such as "Batman Begins" and "The Island", which was his last time working in the background of another composer. The same year, he composed the Emmy-nominated main title themes and scores for "Prison Break" and the related show "Breakout Kings".