On a different part of Namek, Captain Ginyu (in Bulma's body) attempts to swap bodies with Piccolo. Gohan thwarts the plan by throwing a Namekian frog into the beam's path, causing Ginyu to swap back into the frog and Bulma to return to her original body. Context in Other Series
Titled "Which Universe Will Prevail?! The Mightiest Warriors Assemble!!," it focuses on the Z-Fighters preparing for the Tournament of Power. Dragon Ball Z (Dub) Episode 91
The battle between Goku and Frieza on Namek reaches a desperate point. Despite Goku using a power-up, his attacks prove largely ineffective against Frieza, who reveals he has only been fighting at 50% of his maximum power . Key events include: On a different part of Namek, Captain Ginyu
If you are looking for "Episode 91" in related Dragon Ball series, the plot differs significantly: The Mightiest Warriors Assemble
Frieza dominates the fight, eventually pinning Goku underwater and attempting to drown him.
Titled "Get Angry, Gohan! Release Your Hidden Power," this episode takes place during the Cell Games where Gohan takes Goku's place in the fight against Cell.