Toggle search
Toggle menu
3K
19.7K
5.2K
7.9M
Portal Wiki
Toggle preferences menu
Toggle personal menu
Not logged in
Your IP address will be publicly visible if you make any edits.

Template:Dictionary/portal 2 achievements/professor portal-desc

Template page
More actions

After completing co-op, complete Calibration Course online with a friend who hasn’t played before

Retrieved from "https://theportalwiki.com/w/index.php?title=Template:Dictionary/portal_2_achievements/professor_portal-desc&oldid=175886"