Tubbo Stan.
A person who is alone and has they/them as pronouns. They are usually shouty and Drama students.
Person 1 : "did you see that girl wearing a wolf costume and jumping around biting people?"
Person 2 : "Yep she is a Tubbo stan."
Person 1 : "Yep that explains it."
Person 2 : "Yep she is a Tubbo stan."
Person 1 : "Yep that explains it."