Dragon Ball Z Kai Season 3 Episode 20 Break the Super Saiyan Barrier! Into the Hyperbolic Time Chamber! ( Air Date 2010-09-12 ) Genre Sci-Fi & Fantasy, Animation, Action & Adventure, Comedy category. Overview "Goku leads his Saiyan brethren to a secret room designed for highly-advanced training. Meanwhile, Piccolo puts his enhanced powers to the test against an Android adversary!".