Psyker
This weapon Blocks both Melee and Ranged attacks. Additionally, Block Cost is reduced by 22.5-30%.
25-40% Cleave on Hit. Stacks 5 times.
Target receives up to 2-8 Stacks of 2.5% Brittleness, scaling with charge time of Secondary Attack. Debuff lasts for 5 seconds and can have a maximum of 16 stacks.
-8.5--5.5% Charge Time on Chained Secondary Attack. Stacks 3 times.
This build uses the greatsword as your primary weapon and bulwark. Using blocks and pushes to be able to give yourself breathing room when needed.
Smite is good for getting the big problems softened up, paired with some charged trauma blasts to keep the big problems staggered until they go down.
Scriers gaze is a trick to keep in the back pocket. Sword up and aim for the head. Go nuts.