 Development was seemingly delayed by the announcement Coogler had cast Michael B. Jordan in his next film, Marvel's "Black Panther", thus delaying production until both men's schedules permitted.A confrontation between Adonis "Donnie" Creed and Ivan Drago was hinted at on Instagram.Stallone later confirmed that he had finished writing the script for the sequel, which would see Dolph Lundgren reprising his role as Ivan Drago from "Rocky IV".