Games like UNDER DEFEAT
Games like UNDER DEFEAT include Battlefield™ 2042, Battlefield™ 6, ACE COMBAT™ 7: SKIES UNKNOWN, Call of Duty®, and Arma 3. We matched them by the tags players give UNDER DEFEAT on Steam (Action, Arcade, Shoot 'Em Up, Shooter, and Bullet Hell): closest matches first, and among equally close ones the better-known games.

Battlefield™ 2042
Shared: Shooter · Action · Military

Battlefield™ 6
Shared: Action · Shooter · Military

ACE COMBAT™ 7: SKIES UNKNOWN
Shared: Arcade · Shooter · Military

Call of Duty®
Shared: Action · Shooter · Military

Arma 3
Shared: Action · Shooter · Military

BALL x PIT
Shared: Action · Arcade · Bullet Hell

Sky Force Reloaded
Shared: Arcade · Shoot 'Em Up · Bullet Hell

Clownfield 2042
Shared: Action · Arcade · Shoot 'Em Up

Revolution Ace
Shared: Action · Shoot 'Em Up · Shooter

Battlefield™ V
Shared: Shooter · Military · War

Battlefield 4™
Shared: Shooter · Action · Military

Commando Collection
Shared: Action · Shooter · Arcade

BattleBit Remastered
Shared: Shooter · Action · Military

Call of Duty®: Modern Warfare® III
Shared: Action · Shooter · Military

Planes, Bullets and Vodka
Shared: Action · Shoot 'Em Up · Arcade

Call of Duty®: Modern Warfare® 2 (2009)
Shared: Action · Shooter · Military

Assault Android Cactus+
Shared: Shoot 'Em Up · Bullet Hell · Shooter

ACE COMBAT 8: WINGS OF THEVE
Shared: Action · Shooter · Military

Ikaruga
Shared: Shoot 'Em Up · Arcade · Action

Hell Let Loose
Shared: Shooter · Action · Military

Nova Drift
Shared: Shoot 'Em Up · Arcade · Bullet Hell

Bit Blaster XL
Shared: Shoot 'Em Up · Bullet Hell · Arcade

Project Wingman
Shared: Action · Arcade · Military

War Thunder
Shared: Action · Combat · Military

