Best Gun Customization Steam Games on Sale
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated gun customization games.
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Roboquest VR
The future is in flames, overrun by ruthless machines—but you’re built to fight back. Roboquest VR is a lightning-fast roguelite FPS where speed, firepower, and reflexes are your best weapons. Adapt, survive, and reboot the future!
Ultimate Zombie Defense 2
4-player co-op, zombie slaying, base building, boss battling mayhem! Cleanse the infected wave by wave and upgrade your base with traps & defenses in Ultimate Zombie Defense 2!
Escape From Duckov
Escape from Duckov is a PVE indie survival RPG — in a duck's world!. Scavenge for resources, build your hideout, and upgrade your gear in the world of Duckov. Start from nothing and rise to the top. Outwit hostile ducks, survive, or make it out alive.
M.A.S.S. Builder
Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.
VOID/BREAKER
Fast paced Bullet hell Roguelite FPS 🔴 Fight relentless machines driven by a hostile AI. Escape an endless cycle. Craft infinite weapon variants with deep gun modding. Forge deadly synergies. Carve your way out through enviro destruction /BREAK THE SYSTEM /BREAK FREE
Project Warlock II
Adrenaline-pumping gore retro funhouse that’s full of guns, magic, demons, vertical arenas, 3D visuals, 2D sprites, and heavy metal music. Inspired by FPS classics like Quake and Doom 64, Project Warlock II is the explosive boomer shooter sequel you were too shy to ask for.
Chernobylite 2: Exclusion Zone
Explore the mysterious, beautiful, yet dark world of the Chornobyl Exclusion Zone in this post-apocalyptic action-RPG. Make your mark on this world, through your character development, choices and playstyle. But remember – everything has a price and consequences.
Time Treker
Choose your pilot and build your own custom mecha with 17+ weapons and 55+ attachments, then jump to the battlefield against hundreds of enemies to save spacetime itself in this thrilling sci-fi bullet heaven!
Iron Meat
Iron Meat is a run-and-gun arcade shooter that immerses players in an apocalyptic future overrun by "The Meat," an iron-ravenous mass mutating everything in its path. Blast your way through retro-inspired stages and bosses to uncover the shocking horrors behind secret experiments on the Moon.
The Forever Winter
The Forever Winter is a tactical shooter where you and your squad must loot the dead to survive under the shadow of terrifying and gargantuan war machines locked in a never-ending conflict. Millions of deaths later the war continues with our latest update!
Intravenous 2
Intravenous 2 is the ultimate blend of tactical gameplay and immersive storytelling. Will you embrace the shadows or confront your foes head-on? The choice is yours. Experience a new era of tactical stealth action. Save lives. Uncover secrets. Take vengeance.
Genome Guardian
COMBINE WEAPONS in the microscopic roguelite turret shooter with macroscopic depth. Survive 6 modes using an astounding array of turrets, perks, mutations and power-ups on this psychedelic journey to the heart of the abyss. Shmup Mode turns it into a vertical shoot 'em up!
Incursion Red River
IRR is a tactical PvE Co-Op extract shooter set in a de-stabilized and immersive modern-day Vietnam. As a PMC for a mysterious organization, deal with 3 factions that stand to gain from the chaos. Engage in ruthless combat, plan your deployment, and explore the world as your journey unfolds.
No Plan B
Carefully plan your team's tactics in close quarters battles. Use the timeline to synchronize each door breach, grenade throw and room entry with precision. Watch your team execute your plan autonomously in epic cinematic replays. Take on challenging roguelike campaigns or standalone missions.
Windowkill
Windowkill is a twin-stick shooter, but the game window itself is constantly closing in on you. Shoot the window edges to push it around your screen as you fight and dodge enemies and bosses in their own windows.
Night Raider
Night Raider is a thrilling adventure exploration shooter game. Players need to carry weapons into the city occupied by zombies, as far as possible in various buildings to collect necessary supplies, evacuate alive to bring supplies back to the camp. But you have to face are not just zombies...
Ready or Not
Ready or Not is an intense, tactical, first-person shooter that depicts a modern-day world in which SWAT police units are called to defuse hostile and confronting situations.
Zero Caliber VR
Zero Caliber is the ultimate VR FPS: single player/Co-op campaign, PvP and mod support with 40+ realistic firearms & melee weapons, 100+ unlockable skins, 50+ attachments, realistic physics, progression & more! Immerse yourself in the action, customize your gear and unleash your inner hero!
Brick Rigs
Build your own vehicles or download one of the more than 200,000 creations already uploaded to the Workshop and experience the dynamic driving and destruction physics of Brick Rigs!
20 Minutes Till Dawn
20 Minutes Till Dawn is a survival roguelite where endless hordes of creatures lurk from the dark. Craft an array of overpowering builds and eradicate waves of Lovecraftian nightmares. Will you be able to survive the night?
Friends vs Friends
A frantic, online PvP shooter that combines combat and deck building. Choose a character, customize your card-based loadout, and get ready for the fights of your life!
Death in the Water 2
Dodge and carve your way through swarms of terrifying sea creatures controlled by Death, a vicious giant mind-controlling Kraken that haunts your every move. Scavenge for hidden treasure to unlock weapons, and upgrades to help you in your fight for survival. Every dive reveals a new nightmare.
Dread Templar
Dread Templar is a fast-paced hardcore old-school FPS, combining classic 90s shooter and modern FPS elements. Unlock and combine dozens of weapon upgrades and skills, embrace the Dread Force and obliterate hordes of fiendish enemies. Become the scariest thing in hell and get your revenge!
Way of the Hunter
Become the new owner of a hunting lodge nestled among gorgeous habitats and rich animal populations. Explore vast open world environments and hunt with a premium selection of firearms. Enjoy the perfect hunt on your own or with friends in co-op.
Sniper Elite 5
The award-winning series returns as Karl Fairburne fights to uncover Project Kraken in 1944 France. The genre-defining authentic sniping, with enhanced kill cam, has never looked or felt better as you fight across immersive maps to stop the Nazi war machine in its tracks.
Soda Crisis
Soda Crisis is a fast-paced side-scrolling shooter game. You play a mysterious character of unknown origin, equipped with advanced high-tech gears and fierce combating skills - definitely the chosen one for this rescue mission!
Vox Machinae
Strap yourself into the cockpit of a robot seven times taller than a Tyrannosaurus Rex and prepare to do battle in Vox Machinae: the ultimate giant robot combat action-simulator for both VR and standard screens.
Save Room - Organization Puzzle
When you enter a save room you know you are safe, no danger can come to you, you can relax. Take advantage of this short period of time to organize your inventory, heal your wounds and reload your weapons. Can you make all the items fit in your inventory?
Revita
In this fast paced twin-stick roguelite platformer, you play as an unnamed child ascending an ominous clocktower in pursuit of their lost memories. Harvest and sacrifice souls to grow your power in order to challenge procedural encounter rooms and intimidating bosses!
SCP: 5K
SCP: 5K is a co-op or singleplayer tactical horror FPS project that puts players in the midst of a conspiracy where the SCP Foundation has turned on humanity. Enjoy Early Access as we continue to work towards a completed full release of the project!
Killsquad
Hack and slash? Check. Twin-stick-shooter? Check. 4 player coop to slay hordes of aliens & bosses with your friends? Check. Skills, upgrades, weapons, gears, talismans and more to make you stronger? Check. Wake up, bounty hunter. We have a mission for you. Time to clean up the scum of the galaxy.
World War Z
World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring massive swarms of hundreds of zombies, focused on fast-paced, gruesomely spectacular action.