No.
Press x twice
ANY
You can, but its a cheat and I don't know how to do it.
you dont. its only dbz and not dbgt
yes it is
No.
Yes Dragon Ball Z Tenkaichi Tag Team
Press x twice
it is on the playstation network
ANY
The way you go into versus mode on Dragon Ball Z Tenkaichi tag team for PSP is that you have to have the same game and then go to versus mode and someone has to create the room.
No unfortunately. There are no GT characters within that game.
You can, but its a cheat and I don't know how to do it.
try to beat battle selection/battle 100
yes
Yes there is going to be a second one in 2012