Stiletto was used by anarchists as well as by members of various "Black Hand" (a method of extortion) organizations to assassinate Italian-Americans and others who either opposed the "Black Hand" or ignored its demands for blackmail. The "Black Hand" even established schools for training its members in the use of the stiletto. The emergence of fierce hand-to-hand combat in the trenches of World War I created a new need for stabbing weapons, resulting in the reappearance of the dagger and the stiletto. Many versions of these stabbing knives exist, some individually made by soldiers, while others were government-procured and authorized. On
Hero Heel usually emphasizes an attention to detail in matters of love similar to that of a prose romance novel, gets in the heart and soul of those matters here – capturing a deeper sense of longing and yearning." Hero Heel Mania.com's Julie Rosato comments the manga for its "juxtaposition of the themes of the TV show and the actions of the people who play the characters, because it's trying to ask us to determine what makes a hero and what a villain " and just who is which when the cameras stop rolling". Coolstreak Comics' Leroy Douresseaux comments on the author's