Mrs. Sukscox (IPA: [sʌkskɑks]; often called Ms. Sukscox or simply Sukscox) is one of the main antagonists and Leopold's very extremely abusive teacher. She usually catches Leopold playing games or sleeping in her class, and when Leopold finishes his tests, she gives him an F grade. Leopold laughs at her when she calls herself "Sukscox" because her name is pronounced like sucks cocks.
Mrs. Sukscox first appeared in episode 19, where Leopold takes a Math Test.
In episode 52, Sukscox quitted her job since she had enough of Leopold's behavior. She later was told that Leopold had improved, and then she returned.
In episode 56, Mrs. Sukscox gave Leopold a bathroom pass and told him to be back in five minutes, but she didn't know that Leopold was skipping class, so she contacted Diknoz's office for this.
In episode 61. Leopold drew a picture of himself killing Sukscox during detention.
In episode 64, on Leopold last day of school, Mrs. Sukscox dismissed her class and Leopold was excited to have a great summer, but she requested Leopold to go to Principal Diknoz's office, where the Principal let Leopold go to Summer School. Later, Leopold's WTF bomb disguised as an escape key killed Sukscox along with Diknoz.
In episode 67, she was replaced by Mr. Stevenson.
In episode 71, Hitler created two terminator robots of Mrs. Sukscox and Principal Diknoz to get revenge on Leopold.
In episode 72, Fegelein used Leonard's USB flash drive which infects her with a virus that shuts down the terminator robot of her.
Sukscox first appeared in episode 7, as Leopold's detention teacher. Then later appeared in episode 21 as his class teacher. In episode 26, she gave Leopold straight F's on his report card.
She last appeared on episode 32. where Leopold requested Hitler to blow up his school. The school was later blew up by Hitler's Pencil of Mass Destruction.
This is the only series that Sukscox stays alive throughout the time.
She doesn't appear in this series. Instead, Ms. Rachel Roger will be Leopold's teacher.