Emily Sevensheep

Emily Sevensheep is a beast girl who attends the magical academy in the city-state of Ariadne and is training to be a mage knight. She is among the most powerful of the cadets and is also the class president of Class 3-C. Her personality is similar to that of Ayaka Yukihiro, and she looks down on those whom she considers as dunces or peasants, especially with Yue and Collette Farandole.

Story
Like many others, she is an absolute fan of Nagi Springfield, (her fanclub member number is 78), and she believes that the 'older form' of Negi is actually Nagi reincarnated. Her mother is shown to be a huge fan of Nagi as well. She currently completed a competition against Yue and Collette for a chance to go to the tournament finals and meet with him. During the competition, she and her partner Beatrix take a dangerous shortcut in order to catch up with Yue and Collette. They are immediately attacked by a monster and are saved by Yue as she uses her Pactio Artifact. Through cooperation with Yue and Collette, the four manage to take down the monster and make it back to the academy. Though her fellow classmates initially believed that she defeated the griffin-dragon, Emily immediately sets them straight and even gives up the chance to go to Ostia. However, she is surprised when the headmistress of the academy declared that she and the others who defeated the dragon will be allowed to go. In Ostia, her team encounters a wanted suspect (Negi), but he gets away after knocking Yue out. Emily swears revenge on Negi, even though Yue is otherwise perfectly fine. As of chapter 251 she is aware of Negi being Nagi in the tournament. She was later erased while protecting Yue in chapter 277 but was revived back by Asuna in chapter 335 along with everybody else who got erased by Cosmo Entelecheia.

ANIME FINAL
Emily appears in the Anime Final movie, tried to using magic to prevent the Mars to crash toward the Earth along with Anya and the other mages. After the Earth and Mars fused together, Emily having shopping with Beatrix and Collette in the new fused world, and they meet Yue to said how good this new world is.

Trivia

 * It is revealed that she is Ken Akamatsu's favorite character among Yue's friends in the magic world
 * In the sequel UQ Holder! Chapter 117, there's a character who look similar to Emily appeared in Senkyōkan.