You can not, from what I've heard, the only unlockable character so far is Captain Falcon. You unlock him by playing as every character and winning at least once.
You can't, sorry.
Sorry. you can't unlcok him in super smash flash. But look somewhere if he is in one of the Super Smash Flash 2 versions and unlock him. Good luck :-)
Battle Mario and Sonic in SUPERSMASHBROS in unlock Bowser
sorry you cannot unlock him
the brawl mario and sora battle to remainde 2 unlocked bowser
His name is Bowser, not Bowser
Go on how to unlock all characters in super smash flash
tell me some ways to unlock cloud on super smash flash
No.
Bowser comes unlocked
NO.
use mario and deafeat peach 4 times without loosing 2 lives