Natural Selection 2
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
331 Team-Based Action games your group can play together online, including Natural Selection 2, Dungeon Defenders, and PAYDAY™ The Heist.
All games: 24
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
Build defenses with up to three friends, then fight beside them as monsters swarm the crystal. Dungeon Defenders mixes tower strategy, action combat, and a long trail of character and gear upgrades.
Take on the role of a hardened career criminal executing intense, dynamic heists in constant pursuit of the next “big score”
Contains full Rising Storm content as well!
The genre-defining military sim that began as Operation Flashpoint (2001), now a modernized, 64-bit, cross-platform build for Windows and Linux, with its engine released as open source. Over 2 million copies sold. The Cold War battlefield of Everon and Nogova, remastered for today's hardware.
Take one of eight heroes into Demigod’s team arenas, play custom matches with friends against bots, or compete for control of the battlefield.
Magicka is a satirical action-adventure game set in a rich fantasy world based on Norse mythology. The player assumes the role of a wizard from a sacred order tasked with stopping an evil sorcerer who has thrown the world into turmoil, his foul creations besieging the forces of good.
Three years after the conflict in Chernarus, portrayed in the original Arma 2, a new flashpoint explodes in the Green Sea Region. Coalition forces led by the US Army are deployed to Takistan to quickly restore peace and prevent further civilian casualties.
Fight through infected hordes with up to three friends in Left 4 Dead 2, or face another team in eight-player Versus.
Fly custom cooperative maps with friends on the community-run Alti+ Coop server, or take Altitude’s standard modes into competitive aerial matches.
You are the leader of an elite squad of Republic Commandos, your mission is to infiltrate, dominate, and ultimately, annihilate the enemy. Your squad will follow your orders and your lead, working together as a team - instinctively, intelligently, instantly. You are their leader. They are your weapon.
Dystopia is a cyberpunk game with tense combat situations in a high-tech world spanned by computer networks. Playing as either Punk mercenaries, or Corporate security forces, the player will fight through the physical world to gain access, via jack-in terminals, to cyberspace.
Team up as survivors, scavenge weapons, and barricade rooms while player-controlled zombies close in. Zombie Panic! Source is online PvP with cooperative play inside each team.
Unique strategy/first person shooter mix: One commander on each team plays from above, choosing research, placing buildings and giving orders. The rest fill the role of soldiers on the ground, with four distinct classes to choose from and customizable vehicles to drive.
Play the world's number 1 online action game. Engage in an incredibly realistic brand of terrorist warfare in this wildly popular team-based game. Ally with teammates to complete strategic missions. Take out enemy sites. Rescue hostages. Your role affects your team's success. Your team's success affects your role.
One of the most popular online action games of all time, Team Fortress Classic features over nine character classes -- from Medic to Spy to Demolition Man -- enlisted in a unique style of online team warfare. Each character class possesses unique weapons, items, and abilities, as teams compete online in a variety of game play modes.
Fight your friends as puppies, kittens and other fuzzy creatures in PARTY ANIMALS! Paw it out with your friends remotely, or huddle together for chaotic fun on the same screen. Interact with the world under our realistic physics engine. Did I mention PUPPIES?
Battle as a team of 4 to compete against other teams online! Graphically, SHINOBI STRIKER is also built from the ground up in a completely new graphic style. Lead your team and fight online to see who the best ninjas are!
The tactical depth and iconic heroes of a hardcore MOBA meets the explosive verticality of a 5v5 3D shooter.
Enter the nightmarish world of Last Year, where you and four other classmates try to survive, fight back and ultimately escape a horrifying Fiend in this unique horror asymmetric game.
Two knights, a strong bond, and a long journey. Take up the race for the rose, ride from town to town and take shelter before nightfall by any means necessary! If your bond is strong and your horse drifts well, you can be the recipient of the fabled rose. Luckily you brought guns!
Wildgate is a PvPvE multiplayer shooter that blends tactical ship-to-ship combat with fast-paced first-person action. Evade deadly environmental hazards, search for powerful weapons and ship upgrades, and be the first crew to escape with the Artifact... or the last crew left flying.
A savage online shooter, where players do battle as man or beast in class-based deathmatches and a frantic escape mode. Unleash your inner dinosaur!
Eldegarde is a mini-MMO Action RPG with PvE, PvPvE and Arena modes. Explore vast outdoor zones, craft powerful gear, and fight to survive in a living fantasy world.