Margaret Skullnick

Miss Margaret Skullnick is one of o Star vs. The Forces of Evil. She's a teacher at Echo Creek Academy who doesn't take her job seriously. She also appears to have a short temper, as she snaps at Marco when he asks if he needs a hall pass to go to the principal's office.

Originally, She was once human, but now she is a Troll after Star transformed her by accident so she could get a better grade.

Appearance
As a human, Miss Skullnick is a heavyset middle-aged woman with cream-colored skin, faded red hair that is styled back to resemble horns or flames, and black eyes. She wears small black-rimmed reading glasses, gold hoop earrings, a lavender shirt, leopard-print pants, and purple high-heels.

As a troll, Miss Skullnick is slightly fatter than before, with the addition of some body hair. She now has pale green skin, longer hair in a brighter shade of red, yellow eyes, turquoise lips, an underbite with protruding fangs, longer ears and nose, and a pink gemstone embedded in her navel.

In season one, Miss Skullnick retains her original wardrobe as a human, but her shirt has ripped sleeves. In season two, her torn shirt and leopard-print pants are replaced by a T-shirt and dark gray pants.

Powers and abilities

 * Knowledge: As a high school teacher, Miss Skullnick possesses knowledge on a number of teachable subjects, especially math.
 * Superhuman strength: As a result of turning into a troll, Miss Skullnick has gained superhuman physical strength, enough to lift and throw large boulders. According to an audio tour in the Dimension of Wonders and Amazement, Miss Skullnick is capable of lifting up to one hundred times her own body weight.

Interdimensional Field Trip
Season 1, Episode 12A Airdate: September 14, 2015 (Disney XD)

Miss Skullnick flexes a huge arm when she learns trolls are strong, then is kinda muscly the rest of the way, at least more than normal.