From what I know, yes.
Just smash through the environments and to do that just smash into everything with Dragon Dash. You can also get Dragon Balls by participating on the Tournaments.
Currently, no such tournaments exist in California.
A fake smash ball is an item that looks like a smash ball but, if you break it, it explodes and causes you damage.
Altador.
Tourney mode is only local, tournaments can't be played online.
Yes, Slifer the Sky Dragon is currently banned in official Yu-Gi-Oh! tournaments.
you cant do smash moves without a smash ball unless you hack the game
no
Meta Knight, due to tiers (if you don't know what they are, don't look them up, they are ridiculous theories by people who don't like having fun). However, he was banned in tournaments.
Tournaments are series where 2 to 4 people fight and the winner moves on to the next battle until there is a champion.
a smash ball looks like a circle with a ssb symbol
play 5 brawls.