22 Open World · Tower Defense games your group can play together online, including Keep Her Safe, Stronghold Crusader: Definitive Edition, and 7 Days to Die.
When humanity fell, chickens took over. In this multi-perspective survival shooter, play as Earth's new ruler—a chicken! Scavenge loot, fortify base defenses, hold off zombie hordes, and launch the rocket. Ahem... or just throw a wasteland party for the survivor lady!
87%87% positive of 607 reviews79Playing now: 79$9.99
Gird your loins and sharpen your steel! Besiege 20 unique enemy lords and battle friends online, in this expanded remaster of the classic 'castle sim'. Relive history with new units, opponents, visuals, audio, campaigns, skirmish trails, co-op and larger maps.
92%92% positive of 10,877 reviews2.6KPlaying now: 2,558$19.99
7 Days to Die is an open-world game that is a unique combination of first-person shooter, survival horror, tower defense, and role-playing games. Play the definitive zombie survival sandbox RPG that came first. Navezgane awaits!
85%85% positive of 280,669 reviews24.5KPlaying now: 24,548$24.74
The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.
66%66% positive of 9,527 reviews39Playing now: 39$19.99
Grab your board and master the mountain! Descenders Next is the ultimate extreme sports game, with sprawling snowy peaks, winding dirt tracks, and tons of parks to conquer. Will you and your friends become the Next Ultimate Descenders?
78%78% positive of 403 reviews3Playing now: 3$29.99
'Night of the Dead' is an open-world game that combines elements of exploration, tower defense, survival, and crafting. Traverse a world dominated by zombies while collecting various resources and powerful equipment. Build a fortress to survive the hordes of zombies that swarm every night!
77%77% positive of 10,409 reviews130Playing now: 130$29.99
Greetings sire! Your stronghold awaits you. Build a castle economy, besiege unforgettable villains and return to the 'castle sim' that started it all. Experience this classic RTS with upgraded visuals, modernised gameplay, Steam multiplayer and a new campaign.
86%86% positive of 9,859 reviews125Playing now: 125$14.99
Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.
64%64% positive of 11,673 reviews63Playing now: 63$24.99
Era is a modern 2D action MMO RPG. Purchase weapons and work with a gang to compete in activities such as special events, base capturing and PvP battles in the Spar Complex, or start your own gang and chart your own path!
66%66% positive of 730 reviews212Playing now: 212Free
Relive Your Childhood Toys comes to life! Build your Army Toys, make battle scenario, watch the Toys battling each other, and customize your play with Attack on Toys Toy Box. Command your Army Toys to fight againts another toys strategically and keep them alive during battle!
92%92% positive of 1,170 reviews29Playing now: 29$4.89
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!
65%65% positive of 312 reviews5Playing now: 5$1.04
Crash land on a hostile planet where you'll have to build the strongest defenses if you wish to live to escape from it. But be warned... this planet is merciless. Build strong, and smart; else physics may flood or destroy your only hopes of survival.
90%90% positive of 3,863 reviews5Playing now: 5$11.99
METAL GEAR SURVIVE builds upon MGSV’s stealth action gameplay with elements of exploration and survival creating a bold new experience. *An internet connection is required to play the game.
63%63% positive of 3,707 reviews21Playing now: 21$29.99
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.
71%71% positive of 2,653 reviews17Playing now: 17$12.99
Craft The World is a unique sandbox strategy game, the mix of Dungeon Keeper, Terraria and Dwarf Fortress. Explore a random generated world populated by dangerous creatures, build a dwarf fortress, gather resources, and craft all the items, weapons, and armor you need.
87%87% positive of 15,139 reviews444Playing now: 444$18.99
The original castle sim, Stronghold HD allows you to design, build and destroy historical castles. Engage in medieval warfare against the AI in one of two single player campaigns or online with up to 8 players.
95%95% positive of 8,684 reviews214Playing now: 214$5.99
Brace yourself for a brand new action-packed Open World. Explore a huge world to gather materials for gear and defenses. Use everything at your disposal to defend your bases and defeat hordes of hostile monsters. Play solo or up to 8-player online!
63%63% positive of 1,444 reviews0Playing now: 0Free
Versus Squad is a fast action twin-stick shooter from the creator of Nation Red. Build your own sandbox defense and battle thousands of zombie mutants in top down combat! Face up to a dozen bosses. Simultaneously. Collect loot, build and repair. Play single player, on-line or local coop!
77%77% positive of 528 reviews0Playing now: 0$7.99
A procedurally-generated, open-world, first-person colony sim. Build colonies in an infinite world, alone or with friends via Steam or self-hosted multiplayer.