🛠️ 虹彩六号：围攻行动 更新纪录
开发商在 Steam 发布的官方公告：修补档、新内容与活动，依时间整理。点标题看完整内容。
2026 年 9 月
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9/18五🎉 活动Save up to 90% on games during the Ubisoft 40th Publisher Sale!
Until October 1, join us in celebrating 40 years of gaming! Save up to 90% on top games and DLC, including Rainbow Six Siege and more. https://store.steampowered.com/app/359550?utm_source=partner-site…
数据源：Steam 官方公告（每 6～24 小时更新）。标题与摘要版权属于原开发商。