Portal 2 > 综合讨论 > 主题详情
Legend_of_Link 2013年6月12日下午5:35
Professor Portal Achievement Help
If you haven't done co-op in portal 2, please respond to this. I really would like to get that achievement. It doesn't matter if you've done single player or not. All that matters is you haven't done co-op.
发帖日期: 2013年6月12日下午5:35
帖子数: 0