https://www.youtube.com/watch?v=Q5cp3w5Nn2I&feature=youtu.beRegardless of my playing or if I would have been able to win or not, I lost a good 10 seconds due to the host quitting as soon as I died. However, I know host migration causes the Raiders objective to reset also.
Note, previous to this match I had run into this group of players and won the match, and I know they were playing as a group.
Whether this was intentional or not, Host Migration seems to have a few annoying issues for both Raiders and Antags
