From City of Heroes Wiki
You have defeated 75 witches, sorcerous crones who use dark magicks.
- Presumably named for the 15th century German witch-hunt manual "Malleus Maleficarum", Latin for "Hammer of Witches" or "Hammer Against Witchcraft" (more or less - the "Malleus" part means "hammer").
- Malleus Badge at City Info Tracker
- Malleus Badge at Badge-Hunter.com