I can run this at 60 without too much issue, but 65+ I die a lot. I'm P600 and ~9500 dex in my current gear. I think you need at least 6+ ancient pieces to be able to do 65 consistently.
Can confirm, happening on the latest Trinity 2.14.44.
[Adventurer][Rift] Let the massacre continue!
[Trinity 2.14.44] Interacting with PoolOfReflection
[Trinity 2.14.44] Interacting with x1_LR_Shrine_Invulnerable
[Trinity 2.14.44] Clicking UI element Conversation Button (561964400)...