Games like Grapple Gunners
Games like Grapple Gunners include Stick Fight: The Game, Brawlhalla, Bopl Battle, Duck Game, and Rivals of Aether. We matched them by the tags players give Grapple Gunners on Steam (4 Player Local, 2D Fighter, Online Co-Op, Action, and Multiplayer): closest matches first, and among equally close ones the better-known games.

Stick Fight: The Game
Shared: Multiplayer · 2D Fighter · 4 Player Local

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

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

Duck Game
Shared: Multiplayer · 4 Player Local · Action

Rivals of Aether
Shared: 2D Fighter · Multiplayer · 4 Player Local

Overcooked! 2
Shared: Online Co-Op · Multiplayer · 4 Player Local

Move or Die
Shared: Multiplayer · 4 Player Local · Action

Pummel Party
Shared: 4 Player Local · Multiplayer · Online Co-Op

Counter-Strike 2
Shared: Multiplayer · Action · Shooter

Party Animals
Shared: Multiplayer · Funny · PvP

Tom Clancy's Rainbow Six Siege
Shared: PvP · Multiplayer · Online Co-Op

Rivals of Aether II
Shared: 2D Fighter · Multiplayer · 4 Player Local

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

Castle Crashers®
Shared: Online Co-Op · 4 Player Local · Funny

PUBG: BATTLEGROUNDS
Shared: PvP · Multiplayer · Shooter

Ultimate Chicken Horse
Shared: Multiplayer · PvP · Funny

A Few Quick Matches
Shared: 2D Fighter · 4 Player Local · Action

Broforce
Shared: Action · Multiplayer · Pixel Graphics

ROUNDS
Shared: 2D Fighter · Multiplayer · PvP

Gang Beasts
Shared: Multiplayer · Action · Funny

BattleBlock Theater®
Shared: Funny · Multiplayer · Online Co-Op

SpeedRunners
Shared: Multiplayer · 4 Player Local · Action

GrandChase
Shared: PvP · Action · Online Co-Op

Among Us
Shared: Online Co-Op · Multiplayer · Funny