The villain of Chase 2 was Santino D'Antonio. He was a gang member, and his father was gang leader Vigo Tarasov. In the movie, Santino entrusted the protagonist, John Wick, to kill his sister, triggering a series of conflicts and assassinations. Santino was played by Ricardo Scamacho.
Yes, Kill la Kill originated as a manga. It gained popularity and was later adapted into different mediums, with the anime being particularly well-known.
I'm not sure specifically as there could be many novels with a name like that. Generally, it might involve a story where the main character has to take on the role of killing villains. Maybe there are complex battles, moral dilemmas, and character growth throughout the story.
Well, when a villain meets a villain in manga, it can result in all sorts of scenarios. Sometimes they might try to outwit each other, and other times they could find common ground and work together, but with hidden agendas.