Any consensus on most important stats for WHM/SCH?

[Maelwys]

2. Twitania Phase 2 Death Sentence debuff cannot be dispelled and puts tank dangerously low following if unprepared. WHM has no % cure (Except Benediction) that works through debuff. SCH Lustrate heals 25%. %hp Cure is an issue for WHM.

Technically you can time a cure to hit after the damage but before the debuff effect kicks in (Divine Seal + Cure II is particularly potent here). You can also apply regen before the debuff.

And in emergencies, there's always Stoneskin (albeit 18% to Lustrate's 25%)...