In the original series (Dub), Episode 129 is titled "The Time Room." 🌟 Key Feature: Training in the Past

: Goku finally reaches the completed Mastered Ultra Instinct form with silver hair during his final showdown with Jiren.

: This episode focuses on Vegeta’s transformation into a Super Saiyan for the first time while saving Goku from Android 19.

The central feature of this episode is to refine his mental discipline and ki control. After failing to defeat Mr. Popo in the present, Goku is sent back roughly 300 years into the past via the "Room of Time".

: Goku encounters a younger, hot-headed Master Roshi and his rival Master Shen (the Crane Hermit).

: Goku trains under Roshi's mentor, Master Mutaito . The most iconic moment occurs when Mutaito demonstrates how to split a waterfall in two using only his ki —a feat Goku struggles to replicate but eventually manages in a moment of protective anger.

: The series concludes at Episode 64; there is no Episode 129.