Does Unerring Vision Stack?

Unerring Vision - While Trueshot is active you gain X Critical Strike rating every sec, stacking up to 10 times. This adds another dynamic to Trueshot making it a slightly better cooldown. This trait gains value with Calling the Shots.

Do Azerite traits stack?

Azerite trait stacking is a good thing, and almost all traits are stackable. And remember, you can check bloodmallet to see how much each stack of an Azerite trait is worth for your specific spec. You can also check trinkets on there!

Does perforate stack?

Perforate: Using Backstab from behind increases the damage of Backstab for 12 seconds, stacking up to 3 times. Each Backstab from behind also reduces the cooldown of Shadow Blades by 0.5 seconds.