22 Build & Survive · Strategy · Casual games your group can play together online, including OxyRail, Dinotica, and Astro Colony.
All games: 22
Oxygen Train is an open-world survival train game. Wake up in a world lacking oxygen. Chop trees, mine, gather resources, upgrade your unique train. Survive by planting, fishing, farming, exploring, fighting. Build your train kingdom. Supports 1-16 online co-op.
Welcome to Dinotica! Stomp into a mysterious and dangerous world filled with action, adventure, and companionship! Together, you'll fight, build, farm, and more as you work toward creating a unique home that is truly your own.
Astro Colony throws you into an endless Universe of exploration, automation and survival! Build interconnected colonies, alone or with friends, and turn planets into thriving industrial hubs! Design conveyor systems and take care of your Astronauts as you expand your intergalactic empire!
Myth of Empires: Throne is a free seasonal multiplayer warfare sandbox. Explore vast lands inspired by multiple civilizations, tame creatures, forge powerful weapons, and build your guild. Lead cross-server expeditions, conquer territories, and compete with players worldwide for the ultimate throne!
Once Human is a Strange Worlds Survival Game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world.
Create your own prehistoric civilization and lead your tribe in a world you shape. Start with nothing, build towns and industry, and advance through thousands of years of technological breakthroughs in this intimate yet expansive colony sim.
Enter a world of mystery, danger, ancient dinosaurs, mythical beasts, and cubes! Work by yourself or with a tribe of others to gather materials, craft useful items, tame wild creatures, and build huge bases to survive in PixARK!
Coral Island is a vibrant, laid-back farm sim reimagined with multiplayer! Experience enchanting island life at your own pace: farm with friends, nurture animals, build relationships, hang out with a diverse cast of characters, and dive into the magical Merfolk Kingdom.
FortressCraft Evolved is a unique blend of Voxel Landscapes, Tower Defense, Crafting, Logistics, Exploration, Combat and Assembly lines. Players begin by crash-landing on a strange alien world, left with only a small handful of starting machines.
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
Team up or face it alone in this top down zombie slaying defense adventure! Featuring up to 4 player online co-op, cleanse the infected wave by wave and upgrade your base with traps & defenses to build the Ultimate Zombie Defense. Can YOU stop them?
Project Winter 2.0: Cabin Fever is an 8-player survival and social deception game where teamwork is vital, but betrayal is inevitable. Face the wilderness, uncover traitors, and survive paranoia in this streamlined yet chaotic multiplayer experience.
Hydroneer is a mining and base building sandbox. Dig for gold and other resources to turn a profit and enhance your mining operation. Build a base of operations, forge weapons, go fishing, and dig deep!
Defend, Attack, Survive! Build up your base and defeat the zombies with this unique combination of tower defense, base building and supply chain management. Now with multiplayer, mods and loads of new content!
Work with friends to build a floating-island fortress, share Bricktron crews against Corruptrons, or test your designs in a creative sandbox.
"Kingdom of Atham: Crown of the Champions - Embark on a medieval fantasy survival odyssey. Reclaim the stolen Crown, battle dark forces, and explore diverse lands. Uncover secrets, wield magic, and craft your destiny. Will you become the true champion of Atham?"
The original, uncompleted version of Vectorio. Claim resources, unlock new buildings, and expand your defenses as you fight back against enemy forces in the classic edition of Vectorio! Play for free now.
Embark on a thrilling journey through an unforgiving desert. You'll need to gather scarce resources and utilize your strategic and management skills to build a little train capable of overcoming attacks and fires.
100 years after a nuclear apocalypse, an AI-managed shelter and its guardian mechs await human survivors. The shelter’s reactor creates safe zones to improve living conditions. Players control mechs to gather reactor fuel, fend off mutants, complete missions, and protect survivors.
Crashed on a strange island, survivors must forage, craft, and complete objectives to stay alive. But ferocious beasts, harsh weather, and secret saboteurs seek to make sure they never escape. Betray your friends or survive the island in Betrayal Beach, a 4-8 player social deduction survival game.
Team up with your friends and build a thriving trade empire in this CO-OP strategy and economy simulation set on a lively island. Begin with a small market, share tasks, manage production chains, raise livestock, and dominate the economy together through changing seasons and dynamic festivals!