Rubeus Hagrid is a lovable half-giant who serves as the gamekeeper and Care of Magical Creatures professor at Hogwarts School of Witchcraft and Wizardry. He has a wild beard, a massive size, and a very kind heart. Even though he was expelled as a student and is not allowed to use a real wand, he secretly does magic using a pink umbrella.Hagrid plays a huge part in Harry Potter's life from the very beginning. He delivers baby Harry to his aunt and uncle and later tells him he is a wizard on his eleventh birthday. He acts like a warm father figure to Harry, always offering him tea, kindness, and fierce protection whenever danger arises.He deeply loves all kinds of magical creatures, especially giant spiders, dragons, and fierce beasts that others find scary. His absolute loyalty belongs to Albus Dumbledore, who trusts him completely. Hagrid fights bravely in the wizarding wars and remains a loyal friend until the very end.