I would simply, and loudly say in the court on record "How is a person who is incapable of judging their own mental health able to judge me fairly and properly"

pretty sure your lawyer can request a different judge be assigned to the case.

The scariest part of this judge is if they're a judge in the family court system. That would be even more fucked up than just looking at this trainwreck and knowing it's a 'judge'