Games like UnfAIr War: Survivors
Games like UnfAIr War: Survivors include Megabonk, Risk of Rain 2, Vampire Survivors, Enter the Gungeon, and PUBG: BATTLEGROUNDS. We matched them by the tags players give UnfAIr War: Survivors on Steam (Indie, Funny, Action, Hero Shooter, and Roguelike): closest matches first, and among equally close ones the better-known games.

Megabonk
Shared: Indie · Roguelike · Action Roguelike

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

Vampire Survivors
Shared: Indie · Bullet Hell · Action Roguelike

Enter the Gungeon
Shared: Roguelike · Indie · Bullet Hell

PUBG: BATTLEGROUNDS
Shared: Survival · Action · Third-Person Shooter

Brotato
Shared: Roguelike · Bullet Hell · Action Roguelike

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

Nuclear Throne
Shared: Indie · Roguelike · Action

Hades
Shared: Indie · Action · Action Roguelike

Witch It
Shared: Funny · Indie · Action

Plants vs. Zombies: Battle for Neighborville™
Shared: Hero Shooter · Funny · Action

Marvel Rivals
Shared: Hero Shooter · Action · Third-Person Shooter

Crab Champions
Shared: Roguelike · Action Roguelike · Indie

Death Road to Canada
Shared: Action · Indie · Roguelike

Noobs Want to Live
Shared: Action · Roguelike · Bullet Hell

Hero Siege
Shared: Indie · Roguelike · Action Roguelike

Gunfire Reborn
Shared: Roguelike · Indie · Action

Halls of Torment
Shared: Roguelike · Action Roguelike · Action

Streets of Rogue
Shared: Indie · Action · Roguelike

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

Ravenswatch
Shared: Roguelike · Action · Indie

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

Yet Another Zombie Survivors
Shared: Indie · Action Roguelike · Roguelike

Hades II
Shared: Action · Roguelike · Action Roguelike