He doesn't even know what he did?

This really is a waste of his time. Jade looks at Heine as if he's the teacher burdened by a troublesome student and not the other way around.

"I hexed a group of Hufflepuffs." He replies flatly, the thought of lying never having crossed his mind. He's never been one to shy away from his own actions. Besides, in this case, he thinks he had acted in a perfectly justified manner.