Games like Bullet Town
Games like Bullet Town include Crab Champions, Risk of Rain 2, Gunfire Reborn, Borderlands 2, and Call of Juarez: Gunslinger. We matched them by the tags players give Bullet Town on Steam (Roguelike, Western, Shooter, Family Friendly, and Cartoony): closest matches first, and among equally close ones the better-known games.

Crab Champions
Shared: Roguelike · Looter Shooter · Shooter

Risk of Rain 2
Shared: Roguelike · Shooter · Looter Shooter

Gunfire Reborn
Shared: Roguelike · Looter Shooter · Shooter

Borderlands 2
Shared: Shooter · Action · Looter Shooter

Call of Juarez: Gunslinger
Shared: Western · Shooter · Action

Baldi's Basics Plus
Shared: Roguelike · Funny · Procedural Generation

Red Dead Redemption 2
Shared: Western · Shooter · Action

Colt Canyon
Shared: Western · Roguelike · Shooter

Deadzone: Rogue
Shared: Roguelike · Shooter · Looter Shooter

The Binding of Isaac
Shared: Roguelike · Action · Procedural Generation

12 is Better Than 6
Shared: Western · Shooter · Action

Megabonk
Shared: Roguelike · Action · Indie

Plants vs. Zombies: Battle for Neighborville™
Shared: Shooter · Hero Shooter · Funny

Mycopunk
Shared: Shooter · Action · Looter Shooter

Ravenfield
Shared: Shooter · Action · Funny

Paladins®
Shared: Shooter · Hero Shooter · Action

LORT
Shared: Roguelike · Funny · Looter Shooter

Serious Sam: Shatterverse
Shared: Roguelike · Shooter · Action

BPM: BULLETS PER MINUTE
Shared: Roguelike · Shooter · Action

Neon Abyss
Shared: Roguelike · Shooter · Procedural Generation

The Mean Greens - Plastic Warfare
Shared: Shooter · Funny · Action

Have a Nice Death
Shared: Funny · Roguelike · Cartoony

Shotgun Farmers
Shared: Shooter · Funny · Action

Escape From Duckov
Shared: Shooter · Action · Looter Shooter