I have done Hallows End 5 times.
They were…
All dps
All level 50
All made prior to level squish.
All look less than 2 minutes for queue to pop
Character #6 this one I’m posting on…
Was in queue for 20+ minutes with no pop
Average wait was listed as 5 minutes
Is under level 50
Was created after level squish
Is in chromie time leveling via Legion expansion