Games like Stick It to the Stickman
Games like Stick It to the Stickman include Castle Crashers®, Stick Fight: The Game, Broforce, Brawlhalla, and Gang Beasts. We matched them by the tags players give Stick It to the Stickman on Steam (Action, Beat 'em up, Multiplayer, Roguelike, and 2D Fighter): closest matches first, and among equally close ones the better-known games.

Castle Crashers®
Shared: Beat 'em up · Co-op · Funny

Stick Fight: The Game
Shared: Multiplayer · Action · Funny

Broforce
Shared: Action · Co-op · Multiplayer

Brawlhalla
Shared: Multiplayer · 2D Fighter · Action

Gang Beasts
Shared: Multiplayer · Action · Co-op

BattleBlock Theater®
Shared: Co-op · Multiplayer · Funny

Risk of Rain 2
Shared: Multiplayer · Action · Roguelike

Rivals of Aether
Shared: Multiplayer · 2D Fighter · Indie

Bopl Battle
Shared: Multiplayer · Action · 2D Fighter

Clone Drone in the Danger Zone
Shared: Action · Multiplayer · Co-op

Move or Die
Shared: Multiplayer · Action · Funny

Human Fall Flat
Shared: Multiplayer · Co-op · Funny

Paint the Town Red
Shared: Action · Multiplayer · Beat 'em up

Duck Game
Shared: Multiplayer · Action · Funny

Cuphead
Shared: Co-op · Multiplayer · Platformer

ELDEN RING NIGHTREIGN
Shared: Multiplayer · Roguelike · Action

Gunfire Reborn
Shared: Roguelike · Multiplayer · Action

Borderlands 2
Shared: Action · Multiplayer · Co-op

Risk of Rain (2013)
Shared: Roguelike · Action · Indie

Ravenswatch
Shared: Roguelike · Action · Co-op

Rampage Knights
Shared: Action · Beat 'em up · Co-op

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

Skul: The Hero Slayer
Shared: Action · Roguelike · Indie

Streets of Rage 4
Shared: Action · Beat 'em up · Indie