SL Mythic+ Season 4 Shrouded: tracks group members that step in Nightmare Clouds for a little nap.
Chat dump at the end of the key is off by default, enable in custom options.
Based on this tweet: https://twitter.com/deedeepantss/status/1566594701590990853
DISCLAIMER: I am not deedeepants, nor is this aura the original shown in the tweet. I made this based purely on the screenshots. However, the chat dump will be in the same order as what the aura shows. The class color in the chat is a local chat mod and not possible in a chat message.