Marvel's villains are insanely popular. The A-list villains of the Marvel Universe are beloved by fans and many of them have even had their own solo books. Big-name villains like Thanos, Loki, and Magneto have become major parts of the Marvel Universe, changing moralities and missions, and becoming more multi-faceted characters. Most of Marvel's most well-known villains are male, but amazing female villains like Mystique and Dark Phoenix have always thrived here.
Source：https://www.cbr.com/best-women-marvel-supervillains-ranked/
