OK K.O.! Let's Be Heroes S3E8 backdrop

OK K.O.! Let's Be Heroes (2017)

S3E8 Planet X (1)

Jul 28, 2019 Season 3 Episode 8 Animation, Comedy, Action & Adventure, Family, Kids, Sci-Fi & Fantasy

Episode Overview

OK K.O.! Let's Be Heroes poster

Upon Rad's return to his home world, he uncovers a startling revelation about the dynamics of alien civilization.