Action Figure Collectibles Read Time : 3 Minutes Hasbro x ‘Back To The Future’ x Transformers Crossover ‘Gigawatt’ Details and Pics July 2, 2020July 2, 2020 Hoob Gigowatt features details inspired by the Back to the Future movie, including goggles like those worn by Doc Brown, a chest piece with a flux capacitor, and time circuits.