*A Mary Sues reality only extends as far as they can see. If a fight isn't going well then escape is a viable option. 

*Good sue groups can get together to exchange gifts and tips. 

*Groups of good sues must come to some kind of agreement as to the nature of reality around them so as to avoid contradictions. 

*Mary Sues can be guys as well. I'm aware of the terms Gary Stu and Marty Stu 

*Anything I missed? Message me and ask.