On 2014, Shane Blake and Robert Downey Jr. said they would like to do a fourth film. Despite rumors, it is unknown if the film will be made. However, a series for Disney+ based on Iron Heart is currently in development and could eventually serve as a sequel if the fourth film doesn't get made. The series will center on Tony Stark, momentarily became an holographical AI after saving his consciousness in a computer while phsycally dying, becomes the mentor of a teenager named Riri Williams and wants her to be his successor.