I've been doing this for a few months and decided to upload a kill since I haven't put anything new out in a while. I was about 504 ilvl when I started doing this, and was at 537 at the time this video came out. Keep the shambling horrors alive, and don't kill the ghouls until the 2nd transition, but make sure to kill them before you get pulled into frostmourne. There is a bug that if any ghouls are left alive while in frostmourne, you will be instant killed. Handling raging spirits depends on your gear. In my gear I could simply ignore them, but lower geared players might want to kill at least 2 from each transition to keep the silence uptime to a minimum. You can stand on the staircase during transitions if your having trouble staying alive in the middle or keeping track of ice spheres. If you want to stay in the middle, use this macro: