They changed the timeline around in Dragonball Minus - Dragon Ball - General Message Board - GameFAQs
Dragon ball Minus spinoff by rjackson244 on DeviantArt
DUHRAGON BALL — Dragon Ball Minus
Dragon Ball Minus - Dragon Ball Z - Son Goku - Dragon Ball Z World Collectable Figure Vol.0 - World Collectable Figure (Banpresto) | MyFigureCollection.net
Goku and Grandpa Gohan from Dragon Ball Minus | Anime dragon ball goku, Dragon ball super manga, Dragon ball goku