Games like IS Defense on Steam
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Cube Racer
Cube Racer is a round based multiplayer racing game with cubes. Every round, all players race against each other to the finish line. Before every round, the players get to build one or more obstacles on the map. In the next round, all players have to pass all the obstacles, which have been built yet.
Muffin Knight
Muffin Knight is an arena based action-packed platformer with stunning visuals and a myriad of fairytale characters, each with their own unique abilities, which gain strength as you advance.
Void Invaders
Jump back to the good old days of arcade machines with Void Invaders: a colourful, chaotic and explosive arcade shoot-em-up game inspired by classics such as Galaga and Space Invaders!
Ukrainian Ninja
Ukrainian Ninja is a multiplayer platformer game for Windows. The Ninja shoots and slashes, using weapons sold by the trader to clear each world.
Serious Sam 3 VR: BFE
Serious Sam 3 VR: BFE is a virtual reality action shooter, a glorious throwback to the golden age of first-person shooters where men were men, cover was for amateurs and pulling the trigger made things go boom.
Droid Assault
Play Droid Assault and experience running blaster battles with hordes of rampaging killer robots! Discover a unique tactical arcade shooter, with the fun addictive gameplay of 8-bit classics. You'll need your wits and the help of your acquired droid squad to stay alive in this fast-paced retro actionfest.
Operation Warcade VR
Relive the experience of playing the classic war arcade in a totally amazing way, thanks to virtual reality and the innovative immersion system that will make it possible for you to travel inside the video game.
Earn to Die 2
Earn to Die 2 is a 2D side-scrolling driving and upgrade game where you steer vehicles through a zombie apocalypse, literally smashing through zombie hordes along the way. Throughout the game you will unlock new vehicles, upgrading them into the ultimate zombie-smashing machines!
360 No Scope Arena
360 No Scope Arena is an online multiplayer shooter with a twist: you have to spin around before you can shoot your gun. Every kill is a "360 No Scope" in this arena. Every shot is a trick shot. This game rewards pure aiming skill above all else.
State of Anarchy
Simplistic top-down shooter that will put a smile on your face. Fulfill your inner sociopath as you mow down enemies with guns and cars alike, in a bid to pull off the world's largest heist!
Hellpoint: The Thespian Feast
This is a standalone story in Hellpoint universe, a dark and challenging action RPG set in the world where the line between science and occultism is blurred. The Thespian Feast tells the story of an investigator arriving at Irid Novo station 50 years after the Hellpoint events.
Hyperspace Invaders II: Pixel Edition
Hyperspace Invaders II: Pixel Edition is a hardcore, uncompromising vertical scrolling bullet hell/invader hell shooter (shmup) that doubles as a techno-based lightsynth, triggering bursts of funky invaders at the pulse of a relentless beat.
RED HOT VENGEANCE
He had one rule: No killing women or children. When a hitman is double-crossed by his employer, he brings forth a night of carnage and bloodshed.
Prime & Load : 1776
Set in the American Revolution, Prime & Load : 1776 lets command and control your very own regiment.
Zombo Buster Rising
Shoot zombies from terrace like a boss! Zombo Buster Rising Remastered brings you a nostalgic experience of classic 2D side shooting-defense in enhanced build right from your Steam library!
12 is Better Than 6
12 is Better Than 6 is a dynamic top-down shooter with stealth elements, presented in a Wild West theme. The story puts you in the shoes of escaped slave fleeing to the United States in 1873.
Warplanes: WW1 Sky Aces
Be a pioneer of aerial warfare in Warplanes: WW1 Sky Aces. Fight above the battlefields of World War I and become the ultimate Sky Ace!
Hotline Miami
Hotline Miami is a high-octane action game overflowing with raw brutality, hard-boiled gunplay and skull crushing close combat.
Rebel Forces
Are you ready to be the ultimate soldier and fight until you defeat all of your enemies?
Men of Valor
Vietnam, 1965. You are Dean Shepard, a "cherry" to the 'Nam with zero war experience other than standard boot camp training at Parris Island, SC. Along with your platoon, you will fight the NVA and the Vietcong in true historic locales and battles.
The Dark Occult
The Dark Occult is a psychological driven horror game that puts players in a constant state of anxiety that crescendos into raw panic and terror. You will encounter grotesque creatures, who will take your life at any moment.Your only goal -- survive.
The Brookhaven Experiment
Brookhaven is a VR survival shooter for the HTC Vive. Players will have to use the weapons and tools provided to survive ever more terrifying waves of horrific monsters in an attempt to figure out what caused the beginning of the end of the world, and, if they're strong enough, stop it from happening.