Games like WarSphere
Games like WarSphere include Brotato, The Binding of Isaac: Rebirth, The Binding of Isaac, Enter the Gungeon, and Tiny Rogues. We matched them by the tags players give WarSphere on Steam (Roguelike, Replay Value, Twin Stick Shooter, Bullet Hell, and Action Roguelike): closest matches first, and among equally close ones the better-known games.

Brotato
Shared: Roguelike · Bullet Hell · Action Roguelike

The Binding of Isaac: Rebirth
Shared: Roguelike · Replay Value · Action Roguelike

The Binding of Isaac
Shared: Roguelike · Replay Value · Action Roguelike

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

Tiny Rogues
Shared: Replay Value · Bullet Hell · Action Roguelike

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

Hades
Shared: Action Roguelike · Roguelike · Replay Value

Vampire Survivors
Shared: Bullet Hell · Action Roguelike · Roguelike

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

Neon Abyss
Shared: Roguelike · Replay Value · Procedural Generation

Dead Cells
Shared: Roguelike · Action Roguelike · Replay Value

Nuclear Throne
Shared: Roguelike · Action Roguelike · Bullet Hell

Hades II
Shared: Roguelike · Action Roguelike · Action

Magicraft
Shared: Roguelike · Action Roguelike · Bullet Hell

Soulstone Survivors
Shared: Action Roguelike · Roguelike · Bullet Hell

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

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

Pathogenic
Shared: Roguelike · Bullet Hell · Action Roguelike

FTL: Faster Than Light
Shared: Roguelike · Replay Value · Perma Death

Megabonk
Shared: Roguelike · Action Roguelike · Bullet Hell

Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Hell · Top-Down Shooter

Nordic Ashes: Survivors of Ragnarok
Shared: Action Roguelike · Bullet Hell · Roguelike

Spelunky
Shared: Roguelike · Action Roguelike · Replay Value

Cinderia
Shared: Roguelike · Action Roguelike · Replay Value