Sadist Teacher/Playing With

Basic Trope: That one teacher who loves to torture their own students.
 * Straight: Teacher Stan regularly ridicules his students.
 * Exaggerated: Teacher Stan outright tortures his own students.
 * Downplayed: Teacher Stan is a jackass, but he's only targeting one student.
 * Justified: ???
 * Inverted: Teacher Stan is actually a fairly good and kind teacher.
 * Subverted: Teacher Stan is a jackass, but only has his students best interests in mind.
 * Double Subverted: It's a front.
 * Zig Zagged: Teacher Stan's anger and hatred of his students varies between writers.
 * Parodied: ???
 * Deconstructed: Teacher Stan's activities are discovered, and he's fired for it.
 * Reconstructed: ???
 * Averted: ???
 * Enforced: ???
 * Lampshaded: "Shouldn't this guy have been fired by now?
 * Invoked: ???
 * Exploited: ???
 * Defied: ???
 * Discussed: ???
 * Conversed: ???

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