Dragon Ball Z Kai Season 6 Episode 13 Invincible! The Ultimate Warrior Vegetto ( Air Date 2015-03-29 ) Genre Sci-Fi & Fantasy, Animation, Action & Adventure, Comedy category. Overview "The newly formed Vegetto adjusts to his new body while taunting Super Buu. What should have been a quick fight turns ugly when Vegetto angers the creature putting the universe at risk.".