Games like Boss Breaker
Games like Boss Breaker include Vampire Survivors, BALL x PIT, 暖雪 Warm Snow, Deep Rock Galactic: Survivor, and Skul: The Hero Slayer. We matched them by the tags players give Boss Breaker on Steam (Beat 'em up, Arcade, 2D, Roguelite, and Action Roguelike): closest matches first, and among equally close ones the better-known games.

Vampire Survivors
Shared: Action Roguelike · Roguelite · 2D

BALL x PIT
Shared: Arcade · Roguelite · Action Roguelike

暖雪 Warm Snow
Shared: Roguelite · Action Roguelike · 2D

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Roguelite · PvE

Skul: The Hero Slayer
Shared: Action Roguelike · 2D · Roguelite

Lost Castle
Shared: Beat 'em up · Action Roguelike · Roguelite

SNKRX
Shared: Roguelite · Action Roguelike · Arcade

Megabonk
Shared: Action Roguelike · Roguelite · Arcade

Teenage Mutant Ninja Turtles: Shredder's Revenge
Shared: Beat 'em up · 2D · Arcade

Halls of Torment
Shared: Roguelite · Action Roguelike · Arcade

Hades
Shared: Roguelite · Action Roguelike · Action

Nova Drift
Shared: Arcade · Roguelite · Action Roguelike

Rogue: Genesia
Shared: Arcade · Roguelite · Action Roguelike

Streets of Rage 4
Shared: Beat 'em up · 2D · Arcade

Dead Cells
Shared: Action Roguelike · 2D · Roguelite

Shape of Dreams
Shared: Action Roguelike · Roguelite · PvE

Yet Another Zombie Survivors
Shared: Action Roguelike · Roguelite · Arcade

Boneraiser Minions
Shared: Action Roguelike · Roguelite · 2D

Rogue Legacy 2
Shared: Arcade · Roguelite · Action

Rocket Rats
Shared: Action Roguelike · Roguelite · 2D

Risk of Rain Returns
Shared: Action Roguelike · 2D · PvE

Glyphica: Typing Survival
Shared: Action Roguelike · Roguelite · Arcade

Castle Crashers®
Shared: 2D · Beat 'em up · Casual

Rogue Legacy
Shared: Action Roguelike · 2D · Roguelite