Alternate costume (SSB4)

Each character in Super Smash Bros. 4 has a set of alternate costumes. Due to the presence of 8-Player Smash, all characters now have eight costumes (except for, who has 16) for a total of 448 costumes in the game. Some costumes have slight visual differences between the 3DS and Wii U versions.

Some characters possess certain alternate costumes with more drastic design differences, and are not merely recolors of their standard outfits. ,, Little Mac, ,  and  have different outfits available; , ,  and  all have male and female variants;  and  have model swaps that change them into new characters, complete with corresponding voice and Announcer clips, though like all other alternate costumes, they bear no gameplay differences. Team Battles no longer confine characters to using their respective team color schemes, as teams are now indicated by colored outlines around the characters, giving players the freedom to pick whichever alternate costume they want to use in Team Battles.

On the Find Mii stage in Super Smash Bros. for Nintendo 3DS, the Dark Emperor uses magic that affects all players of the same color. Each alternate costume is allocated to one of the twelve Mii colors: black, brown, red, orange, yellow, light green, green, light blue, blue, purple, pink, and white. These colors are noted in the below lists as a bar underneath the corresponding portrait; as several characters have multiple costumes that share this color, the main color names as used on this page do not conform to this system.

The Mii Fighters' various costume options are distinct from how other characters' alternate costumes work. The colors of these costumes match the Mii's original color from the Mii Maker. In addition, the Mii's original color is used in Find Mii. To view the Mii Fighters' alternate costumes, see here.

R.O.B.’s default costume switches between the first and second ones listed depending on if the game is the Japanese version or not.