Xonotic

Free shooter set in the future

Once Human

Multiplayer survival game set in an open-world

Cube 2: Sauerbraten

Spectacular online multiplayer shooter

Darwin Project

Battle royale action game with survival elements

Soldat

Wipe out your opponents in this frenetic game

Croc's World 3

The third installment of Croc's World

Wolfenstein: Youngblood

The first collaborative Wolfenstein adventure

Marvel's Guardians of the Galaxy

Maintain galactic order with Guardians of the Galaxy

Battle Crush

Fast-paced Battle Royale full of action and intense battles

H1Z1

There can only be one remaining and it has to be you

Unvanquished

Action-packed shooter set in a futuristic environment

Unfortunate Spacemen

Fast-paced multiplayer shooter in space

AssaultCube

First person shooter based on Cube

Dauntless

Survive an invasion of monstrous creatures

Adrenaline Injection

Roguelike platformer in a Sci-Fi setting

AstroMenace

Classic-looking spaceship game

Battlefield 3

One of the best FPS for PC

Call of Duty: Black Ops

Become an elite soldier

Medal of Honor: Airborne

Action also takes place in the air

Battlefield 1

Maybe the best shooter based on World War I

Battlefield: Bad Company 2

Reunite the Bad Company peloton

Modern Combat 5: Blackout

Pure and simple war action

Company of Heroes

Great real-time military strategy game

Call of Duty 5

Relive the Second World War and join the allies

Battlefield 2042

Dive into the war of the future with the Battlefield saga

Call of Duty 4

All the action moves to the Middle East

Battlefield 2

Combat on the most modern battlefields

Warface

Wipe out all your enemies by shooting at them

Delta Force: Xtreme 2

Lead the best special operations team in the world

Call of Duty 2

The second installment of the best FPS

Commandos: Behind Enemy Lines

One of the most acclaimed war games ever