: Roshi enters the tournament specifically to ensure his students don't become overconfident, teaching them there is always someone stronger to strive against.
: " The Earth Explodes?! A Decisive Kamehameha! "—Vegeta fights Golden Frieza, and Whis uses a "Temporal Do-Over" to save Earth. Dragon Ball (Dub) Episode 27
This summary provides an overview of , titled " Number One Under the Moon? " in the English dub. Episode Overview : Roshi enters the tournament specifically to ensure
: Critics often cite this episode for its "Chekhov’s Tail" setup—reintroducing Goku's tail earlier so the transformation feels organic—and for providing one of the series' most effective cliffhangers. "—Vegeta fights Golden Frieza, and Whis uses a
: Triggered by the moon, Goku transforms into a Great Ape (Oozaru), breaking free from the attack but losing his senses and rampaging through the tournament building.
If you were looking for episode 27 of a different series, here is a quick reference: