Here are a few other data points for Skeleton Cabalists:
Chaos Witching Hour Skeleton Cabalist - No Set
GrimTools
CR 4:18
Chaos Vielpiercer Skeleton Cabalist - No Set
GrimTools
CR 4:18
Dracarris performs similarly
Chaos Witching Hour Skeletons + Ghol
GrimTools
CR 4:20
Vitality Lost Souls
GrimTools
CR 4:03
My take-aways are:
- Vitality skeletons are strong
- Chaos skeletons are stronger
- Skeletons are strong
- Skeletons are stronger with Lost Souls