可以和朋友在线一起玩的Action · Sandbox游戏共 378 款，包括CastleMiner Z、Viscera Cleanup Detail: Santa's Rampage和Saints Row IV: Re-Elected。
全部游戏: 24
CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you.
Tragedy! Santa; the toy giving folk-hero, and purveyor of fine Christmas goods, has had enough. Endless requests from greedy children wanting more and more every year, tax increases, pressure from elf unions, bills, reindeer!
Experience the insane antics of Saints Row IV. The Saints have gone from the Penthouse to the White House - but Earth has been invaded and it’s up to you to save it with an arsenal of superpowers and strange weapons, in the wildest open world game ever.
在 StarMade 的太空体素沙盒中，与朋友建造飞船、空间站和势力。在程序生成的宇宙里自定目标，通过服务器进行合作或 PvP。
Feel the excitement of flying the Su-25T "Frogfoot" attack jet and the TF-51D "Mustang" in the free-to-play Digital Combat Simulator World!
Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.
一起完成短篇合作挑战，或与朋友在团队战中并肩建造。在 King Arthur’s Gold 里，城墙和计划一样容易崩塌。
The original Euro Truck Simulator - the game which has become the classic of the genre and is still relevant today. The first truck simulation game in a European setting, with European long haul trucks!
和朋友一起挖掘、建造，探索不断变化的世界。桌面版专用服务器默认提供 16 个玩家名额；搜集更好的装备，再一起挑战 Boss 和入侵事件。
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!
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.
从 Demigod 的八名英雄中选择一位，在自定义对局中与好友迎战电脑对手，或争夺竞技场的控制权。
最多三人共享一张城市地图，指挥直升机和雇佣兵，参与节奏紧凑、难以预测的救援任务。
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.
... 300 years after Aziraal has been banished, a brother and sister are drawn into the conflict which has flared up between the Orcs and the free world. Kyra, the hero's younger sister, suddenly disappears in mysterious circumstances.«...If my family really belongs to the chosen ones, why then have we always been as poor as church mice?
Crash Time 2 is an open-world arcade racing game where you play as an Autobahn police officer, engaging in high-speed chases, escort missions, and criminal investigations across a large free-roaming map.
Garry’s Mod没有内置合作战役。你们可以在在线Sandbox模式中使用物理工具和Workshop内容，一起搭建并测试自己的创意。
The world is a vast, beautiful and dangerous place – especially when you have been shrunk to the size of an ant. Can you thrive alongside the hordes of giant insects, fighting to survive the perils of the backyard?
TerraTech is an open-world, sandbox adventure game, where you design and build your own creations through a mix of crafting, combat and discovery. Design vehicles from a huge library of blocks. Scavenge, craft and buy new parts to survive and become the ultimate planetary prospector.
The world of Elysia needs YOU! Join this cooperative, 3D sandbox action RPG to level up your character, craft epic weapons, conquer enemies in real-time, and build almost anything! Craft your adventure. Forge your hero. Become the ultimate Portal Knight!
Next Day is a multi-player SURVIVAL game with elements of RPG, in an imaginary country in Eastern Europe. Carry out an array of tasks, learn skills, and develop your character. Have shootouts with opponents and earn a reputation.
Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!
Of Guards and Thieves is a multiplayer stealth game in which high-powered guards face off against fast and elusive thieves in a contest of wits. Outsmarting the enemy and shooting your way through to the goal are equally valid strategies. Simple rules, emergent gameplay and high replayability.
Polarity takes it to the next level, demanding all of your wits and reflexes. Full-featured local co-op campaign.