In SSF (Super Smash Flash) you must play as Pikachu on Adventure Mode on Very Easy and then defeat Jigglypuff to unlock him.
you need to do adventure as pikachu and jigglypuff
you have to unlock all the events and one of the events unlocks jigglypuff
350
You can't unlock Shaymin.
You can unlock Luigi, Jigglypuff, Ness, and Captain Falcon.
clear adventure mode
you can unlock jigglypuff by doing event number 10
you unlock jigglypuff,ness and falcon.and they are 4 not 3.
You have to unlock Jigglypuff (A Pokemon) by doing EVENT MODE.To go on this,on the Main Menu,click SOLO.Then click Events.If you complete all of them,you unlock Jigglypuff.One of the events HAVE Jigglypuff in it,so that's when I thought I have to unlock Jigglypuff.I believe there is someone else to unlock,and I am getting into it.
There are a couple of ways: Do 350 matches of brawls, then fight Jigglypuff and win in a brawl Complete the Subspace Emissary, then complete Classic with any character (someone told me except Ike) Complete Subspace Emissary, then events #1-#20, then fight and beat Jigglypuff in a brawl Complete Subspace Emissary, then go on the stage "The Swamp" again. There will be a door (quiite late on) in there which leads to a brawl with Jigglypuff in Pokemon Stadium 2. Win, and you unlock Jigglypuff, and also add her to your Subspace Emissary Team.
complete adventure with pikachu and jigglypuff
Beat the Subspace Emissary, go back to that mode, Go to the Swamp level and in the middle of the level, there is a door that was not there before. Enter and you fight Jigglypuff, beat it to unlock it.