Looks like the tr doesn't know his character because he never use that overpowering needs to be debuffed gas smoke or whatever that move is that daze, slow down people and poisons them all at the same time.
This is why they either need to change the way ques are done for dungeons and etc, or start putting penalties are people who abandon dungeons and etc. Everytime I go into Tiamat, people are for ever leaving that thing, I have even seen people leave demogorgon, and you always see people, especially tanks and healers, leave…