Dbz-DVD-Vol 6 Doomed Heros-Saga 1-DVD-Un

Earth's top warriors enter into Hami's Pendulum Room where the past, present and future exist simultaneously. After their eventful trip back in time, the fighters realize a terrifying reality as the two Saiyans speed ever closer to Earth. Meanwhile, Gohan continues his own martal arts training under the watchful eye of Piccolo, but a strange transformation takes him over, causing the young Saiyan to rampage out of control.