Sirius Black in Dog

Sirius Black, nicknamed Padfoot was a pureblood wizard, the son of Orion and Walburga and the brother of Regulus. During his studies at Hogwarts from 1971 to 1978, he became friends with James Potter, Remus Lupin and Peter Pettigrew and they all formed the group of Marauders. He was the godfather of Harry Potter. Wrongly accused of murder, he spent twelve years in Azkaban prison and was the first known wizard to escape.