Games like Doomsday Hunters: Boss Rush Mega Pack
Games like Doomsday Hunters: Boss Rush Mega Pack include Enter the Gungeon, Megabonk, Nuclear Throne, Vampire Survivors, and Skul: The Hero Slayer. We matched them by the tags players give Doomsday Hunters: Boss Rush Mega Pack on Steam (Action, Indie, Loot, Twin Stick Shooter, and Top-Down): closest matches first, and among equally close ones the better-known games.

Enter the Gungeon
Shared: Bullet Hell · Indie · Action Roguelike

Megabonk
Shared: Indie · Action Roguelike · Loot

Nuclear Throne
Shared: Indie · Action · Action Roguelike

Vampire Survivors
Shared: Bullet Hell · Action Roguelike · Indie

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

Risk of Rain 2
Shared: Action · Action Roguelike · Loot

Hades
Shared: Indie · Action · Action Roguelike

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

The Binding of Isaac
Shared: Indie · Action Roguelike · Action

The Binding of Isaac: Rebirth
Shared: Indie · Action Roguelike · Roguelike

SYNTHETIK: Legion Rising
Shared: Indie · Action · Action Roguelike

Star of Providence
Shared: Indie · Bullet Hell · Action

BALL x PIT
Shared: Action · Bullet Hell · Action Roguelike

Dungreed
Shared: Action · Indie · Action Roguelike

Death Must Die
Shared: Bullet Hell · Action Roguelike · Action

I Am Legion: Stand Survivors
Shared: Indie · Bullet Hell · Action Roguelike

Atomicrops
Shared: Action · Bullet Hell · Indie

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

Noobs Want to Live
Shared: Action · Bullet Hell · Roguelike

Hades II
Shared: Action · Roguelike · Action Roguelike

Dead Estate
Shared: Twin Stick Shooter · Action Roguelike · Roguelike

Hero Siege
Shared: Action Roguelike · Indie · Action

Ravenswatch
Shared: Action · Roguelike · Action Roguelike

Neon Abyss
Shared: Loot · Roguelike · Indie