Games like Fighties 2
Games like Fighties 2 include Brawlhalla, Stick Fight: The Game, Rivals of Aether, Rivals of Aether II, and ROUNDS. We matched them by the tags players give Fighties 2 on Steam (2D Fighter, Action, Hand-drawn, Fighting, and 4 Player Local): closest matches first, and among equally close ones the better-known games.

Brawlhalla
Shared: 2D Fighter · Fighting · 2D Platformer

Stick Fight: The Game
Shared: Fighting · Action · 2D Fighter

Rivals of Aether
Shared: 2D Fighter · Fighting · Platformer

Rivals of Aether II
Shared: 2D Fighter · Fighting · Action

ROUNDS
Shared: 2D Fighter · Fighting · Action

Skullgirls 2nd Encore
Shared: 2D Fighter · Fighting · Hand-drawn

Bopl Battle
Shared: 2D Fighter · Action · 4 Player Local

DRAGON BALL FighterZ
Shared: Action · 2D Fighter · Fighting

Street Fighter™ 6
Shared: 2D Fighter · Fighting · Action

GUILTY GEAR -STRIVE-
Shared: 2D Fighter · Fighting · Action

Mortal Kombat 11
Shared: Fighting · Action · 2D Fighter

THE KING OF FIGHTERS XV
Shared: 2D Fighter · Action · Fighting

JoJo's Bizarre Adventure: All-Star Battle R
Shared: Action · Fighting · 2D Fighter

TowerFall Ascension
Shared: 2D Fighter · Action · Platformer

Mortal Kombat X
Shared: Action · Fighting · 2D Fighter

Avatar Legends: The Fighting Game
Shared: 2D Fighter · Hand-drawn · Action

Slap City
Shared: Action · Fighting · 2D Fighter

Mortal Kombat 1
Shared: Action · Fighting · 2D Fighter

Duck Game
Shared: Action · 4 Player Local · Platformer

Lethal League
Shared: 2D Fighter · Fighting · Action

BattleBlock Theater®
Shared: Platformer · Level Editor · 2D

A Few Quick Matches
Shared: 2D Fighter · Fighting · Action

SpeedRunners
Shared: Action · Platformer · 4 Player Local

Them's Fightin' Herds
Shared: 2D Fighter · Action · Fighting