4 difficulties included (Easy/Normal/Expert/Expert+) The gatekeeper of the HE4VEN INF DAN course is now in Beat Saber!! Black Emperor is an iconic Chroma song that is a popular level 19 in SDVX! It has appeared in KYOKUKEN and the KAC 2013 ULTIMATE MEDLEY. This unique song has variable BPM, starting at 180, having segments that are 170,175, 185, 190 and 195! Black Emperor by Chroma BPM: 30-195 Chart Information Song run time: 2:03 Easy Notes: 78 Obstacles: 0 Normal Notes: 280 Obstacles: 0 Expert Notes: 966 Obstacles: 0 Expert+ Notes: 1187 Obstacles: 1