Games like Nion Forge
Games like Nion Forge include Megabonk, Soulstone Survivors, BALL x PIT, Nova Drift, and Deep Rock Galactic: Survivor. We matched them by the tags players give Nion Forge on Steam (Action Roguelike, Bullet Heaven, Roguelite, Shoot 'Em Up, and Action): closest matches first, and among equally close ones the better-known games.
Megabonk
Shared: Action Roguelike · Bullet Heaven · Roguelite
Soulstone Survivors
Shared: Action Roguelike · Bullet Heaven · Roguelite
BALL x PIT
Shared: Roguelite · Action · Action Roguelike
Nova Drift
Shared: Shoot 'Em Up · Roguelite · Action Roguelike
Deep Rock Galactic: Survivor
Shared: Action Roguelike · Bullet Heaven · Roguelite
Vampire Survivors
Shared: Action Roguelike · Roguelite · Action
Yet Another Zombie Survivors
Shared: Bullet Heaven · Action Roguelike · Roguelite
Hades
Shared: Action Roguelike · Roguelite · Action
Brotato
Shared: Action Roguelike · Bullet Heaven · Roguelite
20 Minutes Till Dawn
Shared: Action Roguelike · Roguelite · Shoot 'Em Up
Halls of Torment
Shared: Action Roguelike · Roguelite · Action
Death Must Die
Shared: Action Roguelike · Roguelite · Bullet Heaven
Rogue: Genesia
Shared: Bullet Heaven · Action Roguelike · Roguelite
The Spell Brigade
Shared: Bullet Heaven · Roguelite · Action Roguelike
TerraTech Legion
Shared: Action Roguelike · Bullet Heaven · Roguelite
Time Wasters
Shared: Action Roguelike · Bullet Heaven · Roguelite
Tower of Babel: Survivors of Chaos
Shared: Action Roguelike · Bullet Heaven · Roguelite
Project Lazarus
Shared: Action Roguelike · Bullet Heaven · Action
R.I.P. - Reincarnation Insurance Program
Shared: Action Roguelike · Bullet Heaven · Roguelite
Skul: The Hero Slayer
Shared: Action Roguelike · Action · Roguelite
Boneraiser Minions
Shared: Action Roguelike · Roguelite · Bullet Heaven
Antivirus Survivors 2003 Professional
Shared: Action Roguelike · Bullet Heaven · Roguelite
Hades II
Shared: Roguelite · Action · Action Roguelike
Risk of Rain 2
Shared: Action Roguelike · Roguelite · Action