Games like Beer Gunner
Games like Beer Gunner include Celeste, SANABI, Huntdown, Super Meat Boy, and Broforce. We matched them by the tags players give Beer Gunner on Steam (Action, 2D Platformer, Shooter, Shoot 'Em Up, and Indie): closest matches first, and among equally close ones the better-known games.

Celeste
Shared: 2D Platformer · Precision Platformer · Indie

SANABI
Shared: Action · 2D Platformer · Indie

Huntdown
Shared: Action · Shooter · Shoot 'Em Up

Super Meat Boy
Shared: 2D Platformer · Indie · Precision Platformer

Broforce
Shared: Action · Shooter · Indie

Katana ZERO
Shared: Action · 2D Platformer · Indie

Alex Jones: NWO Wars
Shared: Action · Shooter · 2D Platformer

Downwell
Shared: Indie · 2D Platformer · Action

My Friend Pedro
Shared: Action · Shooter · Indie

Guns of Fury
Shared: Shooter · Shoot 'Em Up · 2D Platformer

Pizza Tower
Shared: 2D Platformer · Indie · Action

VVVVVV
Shared: 2D Platformer · Indie · Precision Platformer

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

Ambidextro
Shared: Action · 2D Platformer · Precision Platformer

Super Bernie World
Shared: Action · 2D Platformer · Indie

Intrusion 2
Shared: Action · Indie · Shooter

Gravity Circuit
Shared: Action · Indie · 2D Platformer

Zombotron
Shared: Action · Indie · Shooter

UDONGEIN X
Shared: Action · 2D Platformer · Shoot 'Em Up

Hotline Miami
Shared: Action · Indie · Pixel Graphics

Guns, Gore & Cannoli
Shared: Action · Shoot 'Em Up · Side Scroller

NINJA GAIDEN: Ragebound
Shared: Action · 2D Platformer · Platformer

Thomas Was Alone
Shared: 2D Platformer · Platformer · Side Scroller

Shovel Knight: Treasure Trove
Shared: Action · Indie · Platformer