George R.R. Martin says 3 animated 'Game of Thrones' spinoffs are in the works

George R.R. Martin Updates Fans On Animated Projects At HBO: “We Have Moved Nine Voyages Over From Live Action to Animation”

George R.R. Martin Says He Has 3 ‘Game of Thrones’ Animated Series in the Works Including the Sea Snake Show

‘House Of The Dragon’ Second Season Episodes Are “Very Dark,” Says George R.R. Martin