Games like Nazi Labs
Games like Nazi Labs include Enter the Gungeon, Vampire Survivors, Dead Estate, The Binding of Isaac: Rebirth, and Megabonk. We matched them by the tags players give Nazi Labs on Steam (Action Roguelike, Bullet Hell, Twin Stick Shooter, Dungeon Crawler, and Perma Death): closest matches first, and among equally close ones the better-known games.

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Dungeon Crawler

Vampire Survivors
Shared: Action Roguelike · Bullet Hell · 2D

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

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Megabonk
Shared: Action Roguelike · Bullet Hell · Roguelike

Star of Providence
Shared: Bullet Hell · Action Roguelike · Dungeon Crawler

Hades
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Nuclear Throne
Shared: Action Roguelike · Bullet Hell · Roguelike

Brotato
Shared: Bullet Hell · Action Roguelike · Roguelike

Pathogenic
Shared: Bullet Hell · Action Roguelike · Roguelike

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

Noita
Shared: Dungeon Crawler · Roguelike · Action Roguelike

Death Must Die
Shared: Action Roguelike · Bullet Hell · 2D

Voidigo
Shared: Action Roguelike · Twin Stick Shooter · Bullet Hell

Nova Drift
Shared: Bullet Hell · Action Roguelike · Shooter

Dungreed
Shared: Action Roguelike · Roguelike · Dungeon Crawler

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

Time Wasters
Shared: Action Roguelike · Bullet Hell · Twin Stick Shooter

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

Seraph's Last Stand
Shared: Action Roguelike · Bullet Hell · 2D

Windowkill
Shared: Action Roguelike · Bullet Hell · Twin Stick Shooter

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

Hades II
Shared: Action Roguelike · Roguelike · Dungeon Crawler

Rogue: Genesia
Shared: Bullet Hell · Action Roguelike · Twin Stick Shooter