Games like PhaigeX: Confiners
Games like PhaigeX: Confiners include Nova Drift, Deep Rock Galactic: Survivor, Vampire Survivors, BALL x PIT, and Megabonk. We matched them by the tags players give PhaigeX: Confiners on Steam (Action Roguelike, Space, Roguelite, Space Sim, and Sci-fi): closest matches first, and among equally close ones the better-known games.

Nova Drift
Shared: Roguelite · Action Roguelike · Bullet Hell

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

Vampire Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

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

Megabonk
Shared: Action Roguelike · Roguelite · Bullet Hell

EVERSPACE™
Shared: Action Roguelike · Space · Sci-fi

Brotato
Shared: Action Roguelike · Bullet Hell · Roguelite

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

20 Minutes Till Dawn
Shared: Action Roguelike · Roguelite · Bullet Hell

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

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Bullet Hell

Time Wasters
Shared: Action Roguelike · Roguelite · Bullet Hell

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

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

Star of Providence
Shared: Action Roguelike · Roguelite · Bullet Hell

Enter the Gungeon
Shared: Action Roguelike · Bullet Hell · Twin Stick Shooter

Boneraiser Minions
Shared: Action Roguelike · Roguelite · Bullet Hell

Elite Dangerous
Shared: Space · Space Sim · Sci-fi

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

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

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

Survivors of the Dawn
Shared: Action Roguelike · Bullet Hell · Sci-fi

FTL: Faster Than Light
Shared: Space · Sci-fi · Indie

Hades
Shared: Action Roguelike · Roguelite · Indie