Usually it is better not to ask about keys at Acherus also, too much theorycrafters or "wow i can tank 15 even without death strike usage" boiz. Just check what high rio scored bdks currently use, if you need to play higher-than-normal keys (
https://raider.io/mythic-plus-charac...th-knight/tank). For lower bracket keys, there is literally no difference what are you going to use, 'cause just playing properly much more important
General purpose setup: CF + Symbiotic Presence, Conflict and Strife, (Aegis|Null|Vision|Sphere)
For random giga aoe numbers with TD - Vigilant Protector + Aegis, Vision, Conflict and Strife