There is no official game titled Dragon Ball Z: Shin Budokai 6 . The official series concluded with the second entry, Dragon Ball Z: Shin Budokai – Another Road "Shin Budokai 6" refers to a popular fan-made mod
Dragon Ball Z Shin Budokai 6 is a love letter to the Dragon Ball franchise, offering console-quality fighting on a handheld (or your phone via emulation). But the grind to unlock Super Saiyan God Shallot or mastered Ultra Instinct can ruin the fun.