Mario: Dr. Mario, Short Sleeve Mario(SMS)
Luigi: Mr. L, Dr. Luigi
Peach: Shadow Peach, Nurse Peach, her current dress from her game(her dress is different in all Smash games)
Bowser: Dry Bowser
Yoshi: got nothing
Rosalina: got nothing
Character who appear in Mario Party 2 and Mario Strikes, some of their alt. outfits could work
Donkey Kong: Punch out DK, Funky Kong
Diddy Kong: got nothing
Link: Link's first outfit in either TP or SS, that one tunic on TP where it cost about all ur rupees
Zelda: With cloak from TP, both outfits of SS
Sheik: If you didnt read the manga, battle scared Sheik
Toon Link: Sunset Toon Link, Train Engineer
Samus: Zero Mission suit, Fusion suit
ZZS: Fusion look, Galactic Federation outfit
Kirby: Kirby forms based on his three specials attacks
King Dedede: got nothing
Fox: Classic, Dinosaur planet, assault
Pikachu: Sparky, female
Lucario: got nothing
Charizard: got nothing
Greninja: got nothing
I would be possible for the pokemon to have eqiup items on them
Pit: classic Pit, wounded when wings were burned
Marth: Starlord, alt. looks from manga, pantless
Ike: DLC from awakening, ranger, vanguard, lord
Sonic: classic, Sonic Boom look, riders look
Olimar: got nothing
Mega Man: the one Mega man look that nobody likes