Games like Crusader
Games like Crusader include Gunfire Reborn, Hades, Vampire Survivors, Brotato, and Vampire Hunters. We matched them by the tags players give Crusader on Steam (Action Roguelike, Arena Shooter, Boomer Shooter, Hero Shooter, and FPS): closest matches first, and among equally close ones the better-known games.

Gunfire Reborn
Shared: FPS · Roguelite · Action Roguelike

Hades
Shared: Action Roguelike · Roguelite · Action

Vampire Survivors
Shared: Action Roguelike · Roguelite · Indie

Brotato
Shared: Action Roguelike · Arena Shooter · Roguelite

Vampire Hunters
Shared: Action Roguelike · FPS · Boomer Shooter

God Of Weapons
Shared: Action Roguelike · Arena Shooter · RPG

Fistful of Frags
Shared: Arena Shooter · FPS · Survival

Megabonk
Shared: Action Roguelike · Roguelite · Survival

Bloodshed
Shared: Action Roguelike · Boomer Shooter · FPS

Ziggurat 2
Shared: FPS · Boomer Shooter · Arena Shooter

ULTRAKILL
Shared: Boomer Shooter · FPS · Arena Shooter

Hades II
Shared: Action Roguelike · Roguelite · Action

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Roguelite · RPG

PUBG: BATTLEGROUNDS
Shared: FPS · Survival · Action

SULFUR
Shared: Action Roguelike · FPS · Roguelite

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

Roboquest
Shared: Action Roguelike · FPS · Roguelite

Halls of Torment
Shared: Action Roguelike · Roguelite · RPG

Paladins®
Shared: Hero Shooter · FPS · Action

Death Must Die
Shared: Action Roguelike · RPG · Roguelite

Ziggurat
Shared: Action Roguelike · FPS · Roguelite

SNKRX
Shared: Action Roguelike · Arena Shooter · Roguelite

Tom Clancy's Rainbow Six Siege
Shared: FPS · Hero Shooter · Action

We Who Are About To Die
Shared: Strategy · Roguelite · RPG