《Sanctum 2》：先建防线，再加入战斗
《Sanctum 2》把塔防建造与第一人称射击结合起来，支持最多四人在线合作战役。你和朋友要守护产氧核心，布置角色装备，并可在完成战役后继续挑战生存模式。
7,460 篇评测中 91% 为好评当前玩家: 16US$14.99
Sci-fi · Strategy：适合一起玩的游戏
可以和朋友在线一起玩的Sci-fi · Strategy游戏共 219 款，包括Sanctum 2、Gunpoint和Earth 2150 Trilogy。
全部游戏: 24
Gunpoint
Gunpoint is a stealth puzzle game that lets you rewire its levels to trick people. You play a freelance spy who takes jobs from his clients to break into high security buildings and steal sensitive data.
10,279 篇评测中 97% 为好评当前玩家: 4US$9.99
Earth 2150 Trilogy
Your heroes and your armies will need strong leadership to take them on a spellbinding odyssey that has everything a gamer’s heart could wish for breathtaking worlds in space, battles against cunning enemies and even downright treason from your own government faction - are you up to it?
456 篇评测中 76% 为好评当前玩家: 8US$4.99
PlanetSide 2
PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.
74,972 篇评测中 80% 为好评当前玩家: 615免费
ORION: Prelude：与伙伴并肩对抗恐龙大军
守住发电机，在每波敌人之间购买强化，并邀请最多四位好友加入 ORION: Prelude 原版的五人合作模式。
19,055 篇评测中 76% 为好评当前玩家: 32US$9.99
Natural Selection 2
A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!
8,647 篇评测中 85% 为好评当前玩家: 142US$4.99
Sins of a Solar Empire: Rebellion：与好友共治星海
多人模式面向最多十名玩家，包含互联网和 LAN 合作及 PvP 选项；与好友共同建设帝国、对抗 AI 势力，并在六个派系和多种胜利目标之间选择。
10,258 篇评测中 93% 为好评当前玩家: 314US$19.99
Pandora: First Contact
Pandora: First Contact is a science fiction 4X turn-based strategy game on a planetary scale. Our Earth has been exhausted and colonial attempts on other planetary bodies have been in vain. Finally, after decades of exploration, an interstellar probe has brought promise of a new world.
539 篇评测中 61% 为好评当前玩家: 2US$29.99
Awesomenauts：把MOBA变成2D团队乱斗
和最多两位朋友组队，体验3对3平台动作MOBA，沿着机器人兵线推进并摧毁对手基地。
11,825 篇评测中 84% 为好评当前玩家: 69US$19.99
Space Hulk (Classic)
The legendary Space Hulk returns in this epic turn based strategy game. Set in the Warhammer 40,000 universe, an intriguing story of legendary battles and heroic actions unfolds.
1,579 篇评测中 70% 为好评当前玩家: 3US$11.99
ENDLESS Space™ - Definitive Edition
ENDLESS Space™ is a turn-based 4X strategy game, covering the space colonization age in the ENDLESS Universe™, where you can control every aspect of your civilization as you strive for galactic domination.
6,632 篇评测中 78% 为好评当前玩家: 69US$9.99
Iron Brigade
Join The Mobile Trench Brigade and protect humanity from the evil Monovision menace!
917 篇评测中 86% 为好评当前玩家: 8US$14.99
Cortex Command
Choose between different factions, with their own set of expendable soldiers, mechas, and weapons. Protect your brain, mine gold, and destroy the enemy cortex in his bunker complex!
2,002 篇评测中 82% 为好评当前玩家: 2US$19.99
LEGO® Star Wars™ III - The Clone Wars™
LEGO Star Wars III: The Clone Wars will allow fans to explore endlessly and laugh their way through the Star Wars galaxy in the most humorous, accessible and action-packed LEGO game to date.
7,244 篇评测中 93% 为好评当前玩家: 116US$19.99
Planets Under Attack
Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and variable game modes, conquering enemy planets using 15 combinable technologies.
319 篇评测中 63% 为好评当前玩家: 3US$2.39
STAR WARS™ Empire at War - Gold Pack
Command or corrupt an entire galaxy in the definitive Star Wars strategy collection. It is a time of galactic civil war. Will you take up the reins of the Rebellion, assume control of the Empire, or rule the Star Wars Underworld?
36,325 篇评测中 96% 为好评当前玩家: 1,950US$19.99
EVE Online
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding space adventure. Fight, trade, build, and connect with a universe driven and shaped directly by players.
39,776 篇评测中 72% 为好评当前玩家: 5,419免费
Sword of the Stars: Complete Collection
Sword of the Stars: Complete Collection is the original Sword of the Stars games and the three expansions Born of Blood, A Murder of Crows and Argos Naval Yard. It is the year 2405, and human scientists have discovered a new technology that allows travel from star to star at speeds faster than light.
591 篇评测中 86% 为好评当前玩家: 33US$9.99
STAR WARS™ Battlefront II (Classic, 2005)
Join the rise of Darth Vader’s elite 501st Legion of Stormtroopers as you fight through an all new story-based saga where every action you take impacts the battlefront and, ultimately, the fate of the Star Wars galaxy.
46,468 篇评测中 94% 为好评当前玩家: 257US$9.99
STAR WARS™ Republic Commando™
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.
14,733 篇评测中 94% 为好评当前玩家: 45US$9.99
AI War: Fleet Command：把合作游戏变成银河战役
和最多七位好友一起，展开一场对抗两个 AI 帝国的长期策略战役。扩张能壮大抵抗军，但摧毁敌方关键设施也可能引来更多注意。
992 篇评测中 84% 为好评当前玩家: 3US$9.99
Predecessor
The tactical depth and iconic heroes of a hardcore MOBA meets the explosive verticality of a 5v5 3D shooter.
17,931 篇评测中 70% 为好评当前玩家: 0免费
Wildgate
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.
5,045 篇评测中 77% 为好评当前玩家: 0US$0
Primal Carnage
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!
4,774 篇评测中 77% 为好评当前玩家: 0US$4.99