Games like Cytoblast
Games like Cytoblast include SYNTHETIK: Legion Rising, SYNTHETIK 2, Hades, Nuclear Throne, and Vampire Survivors. We matched them by the tags players give Cytoblast on Steam (Indie, Action Roguelike, Top-Down Shooter, Twin Stick Shooter, and Roguelite): closest matches first, and among equally close ones the better-known games.

SYNTHETIK: Legion Rising
Shared: Indie · Top-Down Shooter · Action Roguelike

SYNTHETIK 2
Shared: Action Roguelike · Top-Down Shooter · Roguelite

Hades
Shared: Action Roguelike · Indie · Roguelite

Nuclear Throne
Shared: Action Roguelike · Indie · Top-Down Shooter

Vampire Survivors
Shared: Action Roguelike · Roguelite · Indie

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

Shape of Dreams
Shared: Action Roguelike · Roguelite · PvE

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

BALL x PIT
Shared: Roguelite · Action · Action Roguelike

SNKRX
Shared: Action Roguelike · Top-Down Shooter · Roguelite

Enter the Gungeon
Shared: Action Roguelike · Indie · Twin Stick Shooter

Relic Hunters Zero: Remix
Shared: Twin Stick Shooter · Top-Down Shooter · Action Roguelike

Windowkill
Shared: Indie · Action Roguelike · Action

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

The Last Stand: Aftermath
Shared: Top-Down Shooter · Action Roguelike · Roguelite

Megabonk
Shared: Action Roguelike · Indie · Roguelite

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

Brigador: Up-Armored Edition
Shared: Twin Stick Shooter · Top-Down Shooter · Action

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

Yet Another Zombie Survivors
Shared: Action Roguelike · Top-Down Shooter · Indie

Zombieville USA 3D
Shared: Top-Down Shooter · Action Roguelike · Action

Blazing Beaks
Shared: Action Roguelike · Top-Down Shooter · Roguelite

SNAKE FARM
Shared: Action Roguelike · Top-Down Shooter · Twin Stick Shooter

Voidigo
Shared: Action Roguelike · Twin Stick Shooter · Top-Down Shooter

