A question on blocking:

[Ulvar1]

So then if you had max’d inquisitor seal plus Stone Form for combined 830 damage absorption, plus Phoenix Fire, plus ascension, (etc etc), it could make for a real tanky time?

Yup. But even without stone form and maxed ascension and phoenix fire, you can be very tanky [1.1.8.1] Siegebreaker Paladin: Celestial Killer, Crucible 170ex, SR80 (vid)