Any tips on hunting the stealth zealot penances?

Hi all. Looking to bag these two penances - I haven't used stealth zealot and looking for tips.

Is shredder pistol any good for the build with raking fire or are there better ranged?

Which melee is best for the penances?

Hi all. Looking to bag these two penances - I haven't used stealth zealot and looking for tips.

Is shredder pistol any good for the build with raking fire or are there better ranged?

Which melee is best for the penances?