Games like Red Zirion
Games like Red Zirion include Vampire Survivors, BALL x PIT, Megabonk, Nova Drift, and Halls of Torment. We matched them by the tags players give Red Zirion on Steam (Action, Roguelite, Retro, Shoot 'Em Up, and Arcade): closest matches first, and among equally close ones the better-known games.
Vampire Survivors
Shared: Roguelite · Action Roguelike · Bullet Hell
BALL x PIT
Shared: Action · Roguelite · Arcade
Megabonk
Shared: Roguelite · Roguelike · Action Roguelike
Nova Drift
Shared: Roguelite · Shoot 'Em Up · Arcade
Halls of Torment
Shared: Roguelite · Action · Action Roguelike
Star of Providence
Shared: Roguelite · Shoot 'Em Up · Action
Enter the Gungeon
Shared: Roguelike · Action Roguelike · Bullet Hell
Nuclear Throne
Shared: Roguelike · Action · Action Roguelike
Skul: The Hero Slayer
Shared: Action · Roguelite · Roguelike
Death Must Die
Shared: Roguelite · Action · Action Roguelike
Risk of Rain 2
Shared: Roguelite · Action · Action Roguelike
Planes, Bullets and Vodka
Shared: Action · Retro · Shoot 'Em Up
Hades
Shared: Roguelite · Action · Action Roguelike
Talented
Shared: Roguelite · Shoot 'Em Up · Retro
Boneraiser Minions
Shared: Roguelite · Action Roguelike · Bullet Hell
Rogue: Genesia
Shared: Roguelite · Arcade · Action Roguelike
LUFTRAUSERS
Shared: Action · Arcade · Shoot 'Em Up
Gunfire Reborn
Shared: Roguelite · Roguelike · Action
Voidigo
Shared: Roguelike · Roguelite · Action Roguelike
Hades II
Shared: Action · Roguelite · Roguelike
Bit Blaster XL
Shared: Shoot 'Em Up · Action · Arcade
Dead Cells
Shared: Roguelike · Roguelite · Action Roguelike
Rocket Rats
Shared: Roguelite · Action · Action Roguelike
Dungreed
Shared: Roguelite · Action · Roguelike