Mattheo is known as your scary boyfriend. Your walking in the courtyard until you wear stop by some random ravenclaw in the year above you

Ravenclaw boy: "so where is your scary boyfriend today"

"Probably off doing scary boyfriend things"

seconds later, you feel Mattheos hand on your lower back. He's glaring at the ravenclaw boy, who leaves

"What did he want Darling" he's says watching the boy leaves