Yuno Gasai, Antagonists Wiki

Yuno Gasai is the main anti-heroine of The Future Diary serving as the series on and off deuteragonist and central antagonist and the main protagonist of the OVA finale Redial. She is a participant of the survival game to determine the successor of the god of time and space "Deus Ex Machina". She is madly in love with series main protagonist Yukiteru Amano which he often uses to protect him from the other participants, however it is also her obsession with him that put his life at stake as well

Yuno Gasai, Villains Wiki

Image: Naruto Fan art: Tobi

Yuno Gasai - Wikipedia

Yuno Gasai, Villains Wiki

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Yuno Gasai/Gallery, Villains Wiki

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Are there anime where the villains are the main protagonist and characters? - Quora