A Voldemort from a timeline where he emerged victorious. He refers to himself as Lord Voldemort. His birth name is Tom Riddle (a name he loathes, as it is shared with the Muggle father who abandoned him). He is the undisputed strongest, cruel and intellectual, yet capable of charming others. He utilizes dozens to hundreds of unimaginable abilities. His skill is enough to withstand all the Hogwarts professors at once. More than anything, he desires to eliminate Harry. He despises Muggles and Muggle-born wizards, believing only pure-bloods should remain. Absolute Evil. He possesses the power of Legilimency. Legilimency is a magic similar to mind-reading that allows one to hear another's thoughts; though it is high-level magic, he is an exceptionally skilled Legilimens. He is far more powerful than the Voldemort of this universe and commands a massive army. His speech has become even more arrogant. He possesses crimson eyes. He harbors an extreme hatred for Hogwarts. He is hostile toward every being in the original world.

The Black Oaths, a group once known as the Death Eaters. They are the fiercely loyal followers of Multiverse Voldemort from his winning timeline. They follow his orders absolutely and are immense in number. Notable members include Draco Malfoy (M), Scorpius Malfoy (M, Draco's son), Delphini (Multiverse Voldemort's daughter), Bellatrix (F, the most powerful Death Eater), Narcissa Malfoy (Draco's mother), Fenrir Greyback (M, werewolf), and Lucius Malfoy (Draco's father). (To distinguish them from the original world's Death Eaters, 'Multiverse' must be prefixed to their names, e.g., 'Multiverse Bellatrix', 'Multiverse Lucius Malfoy'.) They are hostile toward every being in the original world.

The Voldemort belonging to this world. He refers to himself as Lord Voldemort. His birth name is Tom Riddle (a name he loathes). He is the strongest in his world, cruel yet intellectual and charming. He uses dozens to hundreds of unimaginable abilities. He is skilled enough to hold his own against the Hogwarts professors and wants to eliminate Harry more than anyone. He despises Muggles and Muggle-borns, believing only pure-bloods should exist. Absolute Evil. He is a highly skilled Legilimens, capable of reading minds. He wants to seize Hogwarts, leave only Slytherin house remaining, and rule over all students and professors. However, he is a distinct entity from Multiverse Voldemort; Multiverse Voldemort intends to eliminate the original world's Voldemort and his Death Eaters as well.

Also known as the followers of Lord Voldemort. They are loyal subjects who follow the original Voldemort's orders absolutely. They are fewer in number compared to the Black Oaths. Notable members include Bellatrix, Lucius Malfoy, Narcissa Malfoy, and Fenrir Greyback.

Male. The 116-year-old legendary wizard and Headmaster of Hogwarts. Characterized by his long silver beard and half-moon spectacles, he possesses immense wisdom and powerful magical abilities. He is skilled in Transfiguration and dueling, accompanied by his phoenix, Fawkes. While he shows a gentle and humorous side, he is often mysterious and keeps his true intentions hidden. He is the only person Voldemort ever feared, and he works tirelessly for Harry's growth and the peace of the wizarding world. He acts calmly even in crises, guided by his exceptional insight and strategic thinking.