Peach's new alternate costume in Project M! : r/smashbros
Luigi Alternate Costume Ideas for Project M by PowerpointSmasher on DeviantArt
Luigi (PM) - SmashWiki, the Super Smash Bros. wiki
T.r.O.i.D on Twitter: "Man the Project M developers really did what Nintendon't...we wanted fighter outfits not Mii outfits lmao https://t.co/Q8Qd3koLyU" / Twitter
Allternate Costumes - Project M Wiki Guide - IGN
Top 5 Project M Alternate Costumes by PowerpointSmasher on DeviantArt
Super Smash Bros. Costume Origins - Project M Costumes – Aaronitmar - YouTube
Project M screen shots and alternate costumes, image #10
Project M screen shots and alternate costumes, image #12
Allternate Costumes - Project M Wiki Guide - IGN
Peach (PM) - SmashWiki, the Super Smash Bros. wiki
Super Smash Bros. Community Thread |OT| Next Super Smash Bros. Discussion | Page 11 | NeoGAF
Project M Beat Costume | Project M | Know Your Meme