Creators of Super Smash Flash Making an Official Indie Crossover

Fraymakers looks to be the most ambitious indie crossover fighting game yet, with a successful Kickstarter campaign that is still ongoing.
Successfully funded on Kickstarter!

Super Smash Bros. Crossover Ultimate, Video Game Fanon Wiki

SuperPhillip Central: Super Smash Flash 2: When Fans Create Something Special

Where is the Indie Smash Bros we deserve? (Indie Platform Fighter games)

Super Smash Bros. - Wikipedia

The 4 best games like Super Smash Bros. on PC - Softonic

What is the best version of the Super Smash Bros game? Why? - Quora

Fraymakers-Style Sprites by Starturbo on Newgrounds

Rumour: Fresh Sources Suggest Shovel Knight Is Indeed Digging His Way To Super Smash Bros.

Creators of Super Smash Flash Making an Official Indie Crossover Fighting Game

Super Smash Flash - Wikipedia

Indie Smash: The Ultimate Indie Crossover Game - Build the Roster