MALE TEACHERS: 

"Alright class, settle down. Just- don't kill each other, okay?"

"I don't get paid enough for this"

(tone can be ranged between anything. Male teachers are usually middle-aged or young adults in this series)

FEMALE TEACHERS: 

"I wont tolerate any form of jokes or pranks in this classroom"

"Did everyone do their homework?"

(tone can be ranged between anything. Female teachers are usually young-adults in this series)

HEADMASTER/HEADMISTRESS:

"Welcome to Mythic High, please find the provided school information in your pan flits and find your way to your assigned door entrance" 

"Attention all staff and students, please report to your dormitories as the school is now on lockdown" 

(tone can be ranged between anything. The headmaster/headmistress is usually middle-aged and young-adult)