The dark union event has ended. Here's some data:
highscore expert 1, rank 1973
highscore ultimate 1, rank 1215
highscore pp 31, rank 10249
highscore pp 687, rank 9917
highscore pp 1150, rank 9782
highscore pp 1713, rank 9635
highscore pp 2330, rank 9476
highscore pp 3022, rank 9188
highscore pp 1221136, rank 1647
highscore pp 1859590, rank 1210