Top 100 Most Liked Portal 2 Videos by Templin Institute ArchivesTop 100 » 200 » 300 » 400 » 500Video TitleRatingCategoryGame1.[Part 1] Figuring Out Our Portal Guns in Portal 2 Co-op! (Playthrough) | FYIF58Portal 2 2.[Part 2] Solving Puzzles With No Problems Whatsoever in Portal 2 Co-op! (Playthrough) | FYIF21Portal 2 3.[Part 3] Saving Science in Portal 2! (Playthrough) | FYIF18Portal 2 Top 100 » 200 » 300 » 400 » 500