《质量效应2》是一款2010年发售的角色扮演射击冒险游戏,玩家将扮演指挥官谢帕德,为对抗神秘的收割者威胁,必须组建一支精英团队。核心玩法围绕战术射击、小队管理和影响深远的剧情选择展开。本作优化了第三人称掩体射击手感和生命值恢复系统,并引入了关键的对话打断机制,使玩家的每一个决策都直接关乎队友的生死与银河系的命运。对于喜爱科幻史诗、注重角色关系和高风险抉择的玩家具有吸引力,游戏拥有丰富的DLC内容,并已推出重制版。
","tokens":{"input":2671,"output":149,"total":2820}}游戏的核心循环围绕着高风险的任务规划、小队管理和战术战斗展开。玩家在一个广阔的星系中穿梭,所做的关键决策将塑造角色关系并决定任务的最终成败。战斗系统采用掩体式第三人称射击,在此版本中,武器操作得到了优化,并引入了改进的生命值恢复机制,使玩家能更长时间地保持在战斗状态中。
\n\n一个关键的特色在于对团队成员的招募和管理。玩家必须谨慎选择加入自己阵营的成员,因为这些队员不仅是叙事的核心,也是最终对抗的关键。游戏极度强调玩家的选择,引入了新的对话提示动作,允许玩家在对话中即时打断,这可能直接改变盟友乃至整个银河系的命运。
\n\n谢帕德的首要目标是集结银河系中最精锐的战士。这需要进行广泛的探索和深入的对话来招募具有专业技能的人才。游戏配备了经过重新设计的物品栏系统,允许玩家根据不同的战斗场景快速更换装备。任务的成功不仅依赖于战斗能力,更依赖于对所集结团队的战略部署。
\n\n作为一款主线作品,该游戏拥有数量可观的可下载内容(DLC),共计九个独立的DLC包在发售后推出,它们提供了扩展的任务、新的装备和补充的叙事线索。此外,值得注意的是,该作品自初次发布以来,已经经历过一次重要的重制版更新,这使得其在现代平台上的体验得到了提升。
\n\n本游戏独特性在于其对“后果”的深度承诺。每一次结成的联盟、每一个招募决定以及每一次对话选择都具有深远的影响,直接关系到最终任务的成败。将深入的角色发展和忠诚度任务与紧张的战术战斗相结合,创造了一种以叙事驱动的射击体验,其中准备工作和人际关系与火力同等重要。
\n\n玩家需要决定是否与有争议的组织合作,以及如何平衡不同派系之间的关系。在招募过程中,选择谁加入团队至关重要,因为团队成员的忠诚度和能力将直接影响到最终高潮部分的生存率和任务结果。
","tokens":{"input":2861,"output":757,"total":3618}}Strong violence

A remaster of the original Mass Effect 2 included in the Mass Effect: Legendary Edition bundle.

A deep cover agent is missing in Batarian space, after reporting evidence of an imminent Reaper invasion. Shepard must travel to the edge of the galaxy, rescue the agent, and discover the truth behind the Arrival. Uncover new research and 3 new achievements in this spectacular new adventure for Mass Effect 2.

Mass Effect: Genesis is a downloadable "interactive backstory comic". Genesis fills the role of Mass Effect for new players by introducing them to the story of the original game and allowing them to make six of the major plot decisions that players could make. If downloaded, the comic appears between the opening level and character customization. There are two versions of the comic, one each for a male and female Commander Shepard.

Liara T'Soni is tracking down the mysterious Shadow Broker, and no one is safe. She'll do anything to recover the man the Broker kidnapped... and the Shadow Broker's agents will do anything to stop her. Team up with Liara and chase clues from the luxurious heights of Illium to the Shadow Broker's own secret lair. This DLC adds the Shadow Broker intel center, new research, and five new achievements – and the chance to continue a relationship with Liara.

Overlord is a DLC pack for Mass Effect 2. The pack includes four new missions that take place on the planet Aite where an experimental Virtual Intelligence hybrid has gone rogue.

"Stolen Memory" introduces two new missions where the player assumes the role of Commander Shepard, an elite human soldier who must recruit a new squad member named Kasumi Goto and help her steal a graybox that contains important information and memories of her partner.

Firewalker Pack is a DLC pack for Mass Effect 2.

Zaeed - The Price of Revenge is a DLC pack for Mass Effect 2.

An online downloadable content and news service that enables free bonus content for the game. New purchases of Mass Effect 2 are provided with a one-time use access code that unlocks the game's Cerberus Network. However, users who buy the game used have to pay for the Cerberus Network separately if they want access to the bonus content.

Normandy Crash Site is a DLC pack for Mass Effect 2 that was released with the game's launch. Explore the crash site of the SSV Normandy as Commander Shepard is asked by Alliance Command to explore the site and recover the remains of missing crew members and place a monument on the site. Alliance Command wants Shepard to be the first to walk on the site as Shepard was the vessel's last commanding officer.