Action · Moddable · Singleplayer games to play together

70 Action · Moddable · Singleplayer games your group can play together online, including Scrap Mechanic, Gladio Mori, and Door Kickers 2: Task Force North.

All games: 24

Scrap Mechanic

Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!

91% positive of 109,897 reviewsPlaying now: 1,375$28.99

Gladio Mori

Gladio Mori is a physics-driven gladiator fighting game with no health bars. Stab on arteries, pierce vital organs and cut off limbs. Build your own movesets, paint your fighter and battle friends online with cross-play.

83% positive of 1,489 reviewsPlaying now: 179$15.99

Door Kickers 2: Task Force North

Command military Special Ops Teams in gripping tactical combat against a Middle East-based terrorist network. Sequel to RockPaperShotgun's "Best Tactics Game of 2014".

95% positive of 12,466 reviewsPlaying now: 612$24.99

The Karters 2: Turbo Charged

Get ready for the ultimate kart racing experience on Steam & Steam Deck! Inspired by Crash Team Racing, built with its own identity, advanced gameplay systems, tons of new features and massive modding support for endless replayability!

90% positive of 1,055 reviewsPlaying now: 17$29.99

Formula Legends

From the golden age to the modern era, race through time in Formula Legends. Master reimagined circuits, command legendary cars, and compete online against players worldwide. A love letter to Formula racing where speed, skill, and strategy define champions.

82% positive of 900 reviewsPlaying now: 19$19.99

Scourge Of War - Remastered

Welcome to Scourge of War, a real-time 3D computer game/simulation developed by NorbSoftDev, the company headed by renowned game designer Norb Timpko, designer of Mad Minute Games' acclaimed Take Command series. Scourge of War is the epitome of historical command simulations.

89% positive of 173 reviewsPlaying now: 11$18.99

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.

95% positive of 3,420 reviewsPlaying now: 11$4.99

Barotrauma

Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!

94% positive of 62,517 reviewsPlaying now: 4,887$17.49

Rise of the Triad: Ludicrous Edition

The HUNT Returns... AGAIN! Play the original Cult Classic '90s FPS remastered in 4K Ultrawide with UNLIMITED frame rates, RESTORED content, NEW episodes, a LEVEL EDITOR, online MULTIPLAYER, LUDICROUS gameplay options and MORE. Make 'em EAT LEAD or they'll bury you in a lunchbox!

92% positive of 685 reviewsPlaying now: 6$19.99

Mount & Blade II: Bannerlord

A strategy/action RPG. Create a character, engage in diplomacy, craft, trade and conquer new lands in a vast medieval sandbox. Raise armies to lead into battle and command and fight alongside your troops in massive real-time battles using a deep but intuitive skill-based combat system.

86% positive of 232,430 reviewsPlaying now: 18,100$49.99

Men of War II

Experience warfare like never before! Men of War II, the anticipated sequel to the highly acclaimed RTS franchise is here with all-new units, locations, campaigns, game modes and true trademarks of the series: historical fidelity and action-filled gameplay on the Eastern and Western Fronts of WWII.

60% positive of 5,648 reviewsPlaying now: 59$44.99

Operation: Harsh Doorstop

Operation: Harsh Doorstop is the ultimate, free to play, tactical shooter sandbox. Play singleplayer, multiplayer, or co-op modes and explore thousands of community-created maps, weapons, and vehicles via the Steam Workshop. Created by developers of the cancelled Project Reality 2 project.

76% positive of 20,965 reviewsPlaying now: 133Free

Battle Talent

Battle Talent is a challenging physics-based rogue-lite sword-fighting game, and now includes multiplayer mode, team up with friends to defeat enemies! You can create your own fighting style in a mega seamless procedural dungeon. With over 80 enemy variants, 100 weapons, and 60 perks.

76% positive of 1,211 reviewsPlaying now: 6$19.99

Fraymakers

Fraymakers is the ultimate customizable platform fighting game, featuring a cast of some of indie gaming's biggest icons. Duke it out with up to 4 players and call on assists to help out in the heat of battle. Create and play custom characters, stages, modes, and more for infinite fun!

81% positive of 1,288 reviewsPlaying now: 16$19.99

Ghostlore

Ghostlore is an 'Eastpunk' Action-RPG where you fight supernatural monsters from Southeast-Asian folklore. Inspired by classic ARPGs such as Diablo 2 and Titan Quest, Ghostlore features detailed item and character customization systems, procedurally generated maps, and awesome 90's retro graphics.

80% positive of 705 reviewsPlaying now: 2$19.99

Easy Red 2

Experience massive battles with infantry, tanks, artillery, and aircraft on large destructible open-world maps. Equip yourself, coordinate with your squad, and fight through World War II in singleplayer, co-op, or multiplayer!

90% positive of 14,702 reviewsPlaying now: 621$8.99

Football Simulator

Step onto the gridiron with Football Simulator and experience the most dynamic and physics-driven football game ever made. Break through tackles, juggle tipped passes, and dive for interceptions to lead your team to victory. Features a fully moddable environment.

78% positive of 912 reviewsPlaying now: 29$19.99

Call to Arms - Gates of Hell: Ostfront

Call to Arms - Gates of Hell is a realistic RTS/ RTT game that offers endless replay value. Command all types of troops in historical singleplayer, dynamic campaign, PvP and PvE battles. Are you ready for some serious immersion in World War 2?

84% positive of 33,072 reviewsPlaying now: 3,310$34.99

MechWarrior 5: Mercenaries

The year is 3015. The battlefields are dominated by war machines known as BattleMechs. Level entire cities and decimate the enemy in your BattleMech. Follow a quest for glory and revenge. Manage an expanding mercenary company. Fight alongside your friends with a four-player PvE co-op.

84% positive of 13,644 reviewsPlaying now: 1,824$29.99

RaceLeague

Car racing game with soft-body damage, race track builder, track database and multiplayer

71% positive of 273 reviewsPlaying now: 4$24.99

Fireworks Mania - An Explosive Simulator

FIREWORKS MANIA is a small casual explosive simulator game where you play around with fireworks, create beautiful firework shows or just blow stuff up.

97% positive of 7,581 reviewsPlaying now: 60$14.99

DDNet

Want to play the hardest cooperative 2D platformer ever? Want to finish no map ever? Want to be in pain for hours and cry, getting nothing in return? Come play DDNet with a large community of other sufferers!

86% positive of 47,184 reviewsPlaying now: 696Free

Skater XL - The Ultimate Skateboarding Game

Experience unparalleled board control and responsiveness while you skate iconic real-world skate spots. This is the evolution of skateboarding gameplay. With Independent Foot Control and unique physics-based gameplay, skate gamers finally have the expressive controls they have always dreamed of.

86% positive of 18,408 reviewsPlaying now: 63$39.99

Aimbeast

The ultimate training and warmup solution for FPS/TPS players: Aimbeast combines human-like AI and lot of useful scenarios to make you better at all types of shooters in a fast and efficient way. Are you ready to become an Aimbeast?

92% positive of 2,124 reviewsPlaying now: 54$7.99