Dragon Ball Z: Collision is the thirteenth volume of the original Pioneer Dragon Ball Z DVD and VHS releases. It includes episodes 38, 39, and 40. It was also included with the Namek Saga box set, which collected volumes 9-17.
- A Collision Course - Goku struggles to fix his ship during his trip to Namek, and barely avoids getting barbecued! Vegeta beats Frieza to find the Namekian village containing the fifth Dragon Ball and he takes it for himself.
- Stay Away from Frieza - Piccolo and the others reach King Kai's planet and begin their training. On Namek, Frieza's soldiers continue their search for the Dragon Balls, while Gohan and friends learn about the eldest Namek. Krillin soon sets out to find the last Dragon Ball, while Vegeta decides to amuse himself at the expense of Zarbon.
- Zarbon Transformed - Vegeta surprises Zarbon with his increased power, but Zarbon returns the surprise by transforming into his incredibly powerful monster form. Zarbon then attacks Vegeta and appears to destroy him!