Games like Blast Beam Bang
Games like Blast Beam Bang include Megabonk, Brotato, Vampire Survivors, Deep Rock Galactic: Survivor, and 20 Minutes Till Dawn. We matched them by the tags players give Blast Beam Bang on Steam (Action Roguelike, Bullet Heaven, Arena Shooter, Action, and Roguelite): closest matches first, and among equally close ones the better-known games.

Megabonk
Shared: Action Roguelike · Bullet Heaven · Roguelite

Brotato
Shared: Action Roguelike · Bullet Heaven · Bullet Hell

Vampire Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Heaven · Roguelite

20 Minutes Till Dawn
Shared: Action Roguelike · Roguelite · Survival

Death Must Die
Shared: Action Roguelike · Roguelite · Bullet Heaven

Yet Another Zombie Survivors
Shared: Bullet Heaven · Action Roguelike · Roguelite

Arms of God
Shared: Action Roguelike · Bullet Heaven · Arena Shooter

BALL x PIT
Shared: Action · Roguelite · Action Roguelike

Halls of Torment
Shared: Action Roguelike · Roguelite · Bullet Hell

Soulstone Survivors
Shared: Action Roguelike · Bullet Heaven · Roguelite

Nova Drift
Shared: Action Roguelike · Roguelite · Arena Shooter

Time Wasters
Shared: Action Roguelike · Bullet Heaven · Arena Shooter

Boneraiser Minions
Shared: Action Roguelike · Roguelite · Bullet Heaven

Tower of Babel: Survivors of Chaos
Shared: Action Roguelike · Bullet Heaven · Roguelite

Hades
Shared: Action Roguelike · Roguelite · Action

The Spell Brigade
Shared: Bullet Heaven · Action Roguelike · Roguelite

FatalZone
Shared: Action Roguelike · Roguelite · Arena Shooter

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

NIMRODS
Shared: Bullet Heaven · Action Roguelike · Roguelite

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Bullet Heaven · Roguelite

Rogue: Genesia
Shared: Bullet Heaven · Action Roguelike · Roguelite

Project Lazarus
Shared: Action Roguelike · Action · Bullet Heaven

Atomicrops
Shared: Action · Action Roguelike · Bullet Hell