DISCLAIMER: This interview was conducted on Monday, May 1.Had Titans season 5 appeared, there were plans for various iconic Teen Titans members and villains to appear, says the showrunner. Titans season 4 has officially brought a conclusion to the series as the final war against Brother Blood came to an end. The series finale allowed the Titans characters to not only save the world once again but also give them their own respective happy endings. While Titans ending is bittersweet, many will always wonder what could have happened if the show had been renewed for season 5.