Dragon Ball Z: Budokai Tenkaichi 3 Tips

more Z points per battle
When ever you are playing a level that tell's you to push 1 for diolog,
DON'T Push 1 & continue the fight until you kill the enemy.

you will earn almost double the amount of Z points. Be warned it may be
harder but you can earn double Z points in battle this way and you will
see new diolog