for frost put gathering storm on the 100 row and add for every 25 rp spent increases the damage and duration by .25 and extend the duration cap
change obliteration to a passive that makes km scale with crit and mastery
km or rime procs seperatly on FS
when rime procs on HB the application of FF will deal its total damage upfront then tick as normal. this can occur every 25 sec
bring dark sim back to pve and change it to so strength and mastery boost copied spells so they hit harder and shadow and frost spells double dip with mastery