Super Turbo, 3rd Strike, Marvel 2, DarkStalkers 3.
Beyond those is some of the more fringe SNES fighters like Sailor Moon and TMNT Tournament Fighters that still have players. But none really track numbers as high as Melee does, with ST and MvC2 probably being the arguable closest.

Outside of fighters, Starcraft.

It was an April fools joke playing upon Luffy’s fate at Impel Down.

that awkward moment where the only decent 2D Souls clone is a hentai game.

HAHAHAHAAHAHA, They actually made a Luffyko figure? holy crap!