dark Goku's advent

don't Goku was on planet namek fighting Frieza he finally thought that he beat Frieza but he was wrong Frieza rises out of the crater Goku put him in and levitates his friend krillin and then blows him up after Frieza killed his friend he lost it he transformed into the dark super Saiyan with purple hair and black eyes he screamed and raged he charged that Frieza and killed him after he killed Frieza his power continued to rise as it was too much even for the universe to contain his power he opens a warm hole on accident being transported to a different universe