Academy for All: I'm the Only Teacher, and My Experience Is Multiplied Ten Thousandfold

In the age of universal class changes, dungeons, secret realms, and monster sieges are commonplace. Just when humanity desperately needs fighters, Li Changkong awakens as a teacher! WHAT? Looking at his class, Li Changkong discovers that by transferring experience, he can get a ten-thousandfold experience rebate! Watching Li Changkong stand in front of a dungeon and toss out skills at random, everyone else falls silent. You call that a non-combat class!?