Chaos
Chaos is an online FPS game. Why should you play it? Destruction, lots of it, plus some explosions, oh yeah, guns! Who doesn't like guns and explosions?
Games like SiN Gold (1998) on Steam
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IS Defense
IS Defense is a game set in politically-fictional 2020 – where the expansion of ISIS went out of hand. The player takes the role of NATO’s heroic machine-gun operator, deployed to defend the shores of Europe.
Killing Floor
6-player co-op survival horror at its finest! Free updates, free special events and a ridiculous amount of fun!
Prodeus
Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.
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.
Retail Royale
A chaotic Battle Royale inside a furniture store where everything is a weapon.
Overload Playable Teaser 3.0
A playable demo of the game Overload, a new six-degree-of-freedom shooter from the creators of Descent. Version 3.0 is from April 2018.
Survival Classic
Try to survive the harsh realities of the cold Siberian countryside. Live long and always remember, man is man's enemy. You can trust no one but it is almost impossible to survive on your own. Choose your path and go to finish. Firefights, transport, crafting and survival.
Overcast - Walden and the Werewolf
A mysterious creature has destroyed a village located near Walden's cabin, killing every person residing on the premises. Now, Walden wants revenge. This is the story of an old hunter who has nothing to lose.
Chambers: The Outlaw
Take a bite of GETTING CHAMBERED in the Wild West: improvise to survive. Feed and take care of your horses. Open World with warring factions. Skills and upgrades: catch bullets, eat hats, summon bears. Revolver Monsters!
Executive Assault
Executive Assault is an indie real-time strategy/first-person shooter where you can not only build your base and create armies, but also take control of your units and fight as one of them.
High On Life
HIGH ON KNIFE DLC OUT NOW!! - Humanity is being threatened by an alien cartel who wants to use them as drugs. It’s up to you to rescue and partner with charismatic, talking guns, take down Garmantuous and his gang, and save the world!
3D Aim Trainer
The #1 free aim trainer - now on Steam and SteelSeries GG. Join 13+ millions of FPS/TPS players improving flicks, tracking & reaction speed with pro drills, analytics & leaderboards. Dominate in Valorant, CS2, Apex & more. Play free and start hitting every shot. #AimToConquer
Infinite Tournament Paintball
Infinite is a modern era paintball game that aims to capture the real world aspects of tournament style paintball. Featuring X-Ball format of up to 10V10, Online and Offline Play, markers set to 10.5 ramping, slide or dive into your bunker and engage in competitive matches
John Carpenter's Toxic Commando
Pick a character and team up with three friends ‘cause it’s time to save the world. Experience intense FPS action as you obliterate hordes of terrifying monsters! You may not be on the best team of mercenaries, but you are… a Toxic Commando!
Mutant Ops
Mutant Ops is a low poly co-op shooter. Go in alone or with friends and survive endless waves of mutants and monsters.
The Pony Factory
Winston thought he could use heavy machinery and power from the depths of hell to transform sinful men into magic ponies. Winston was wrong.
Tower of Guns
Tower of Guns is a fast paced first-person-shooter for the twitch gamer... with a few randomized elements to keep it fresh with each playthrough. It's a short burst "Lunch Break FPS"... not unlike Binding of Isaac mixed with Doom 2. Tower of Guns was made by a guy named Joe (with his brother Mike composing the music).
Metal: Hellsinger
Slay to the rhythm of metal and vengeance on an infernal journey through the eight Hells. Make them fear the beat. Metal: Hellsinger is a rhythm FPS bursting with demons, badass weapons, and heavy metal music.