EPISODIUM
As Gohan continues his training, Goku proposes that they see how well the Z-Sword can cut. After slicing a gigantic rock clean in two, Gohan proceeds to take on the challenge of cutting though a block of katchinko, said to be the hardest substance in the universe. However, as the Z-Sword swings into the katchinko, it snaps in half! As everyone is stunned by this unforeseen turn of events, a dubious-looking old man appears behind them...