User blog:Skull26374/SSB4 News

Can I just make this so nobody gets confused with false information. I'll add everything as it's confirmed.

Fighters

 * Bowser
 * Diddy Kong
 * Donkey Kong
 * Fox
 * King Dedede
 * Kirby
 * Link
 * Little Mac*
 * Lucario
 * Luigi
 * Mario
 * Marth
 * Mega Man*
 * Peach
 * Pikachu
 * Pikmin & Olimar
 * Pit
 * Rosalina & Luma*
 * Samus
 * Sonic the Hedgehog
 * Toon Link
 * Villager*
 * Wii Fit Trainer*
 * Zelda

Assist Trophies

 * Ashley*
 * Mother Brain*
 * Nintendog (French Bulldog)
 * Skull Kid*
 * Starfy
 * Waluigi

PokéBalls

 * Dedenne*
 * Palkia*

Both

 * Battlefield
 * Boxing Ring*

3DS

 * Arena Ferox*
 * Find Mii Stage*
 * Gerudo Valley*
 * Kid Icarus: Uprising Stage*
 * Nintendogs Stage*
 * Rainbow Road*
 * Spirit Train*
 * Super Mario 3D Land Stage*
 * Tortimer Island*
 * Unnamed grassy area*

Wii U

 * Animal Crossing: City Folk Stage*
 * Dr. Wily's Castle*
 * Garden of Hope*
 * Mario Galaxy*
 * Palutena's Temple*
 * Pyrosphere*
 * Skyloft*
 * Wii Fit Stage*
 * Windy Hill Zone*
 * Wuhu Island*

Items

 * Assist Trophy
 * Banana Peel
 * Beetle*
 * Bottled Fairy*
 * Bumper
 * Capsule
 * Fire Flower
 * Green Shell
 * Home-Run Bat
 * Link's Bombs
 * PokéBall
 * Ray Gun
 * Smash Ball
 * Steel Diver*
 * Trophies
 * X Bomb*

* - Denotes new addition to series.