I would also say that 'The First Heretic' is quite popular. It tells the story from the perspective of the Word Bearers, one of the traitor Legions. It gives a different view of the events that led to the Horus Heresy and is full of interesting characters and intense battles.
The 'Ciaphas Cain' novels are also very popular. They are known for their humorous take on the 40k universe while still maintaining the overall dark and gritty feel. The main character, Cain, is a very interesting and complex character, which attracts a lot of readers.
Well, 'Horus Heresy' series is extremely popular. It delves deep into the events that led to the great schism in the Imperium. Fans love it because it gives a lot of backstory to the 40K lore.
I think 'Fulgrim' is also a well - known Warhammer 40k novel. It delves deep into the story of the Primarch Fulgrim. We get to see his fall from grace, how he was corrupted by chaos. It's a tragic story that shows how powerful and yet vulnerable the Primarchs can be in this complex universe.
Probably 'The Great Gatsby'. It has a glamorous setting and a tragic love story. The writing style is also very beautiful, which attracts a lot of readers.
Probably 'Goldfinger'. It has been highly popularized due to its memorable villain Auric Goldfinger. The story has a lot of twists and turns and it was also adapted into a very successful movie.
Well, the 'Harry Potter' books are the most well - known. They've been translated into numerous languages. The story of Harry, Hermione and Ron's adventures at Hogwarts has captured the hearts of millions. It has everything from magic spells to epic battles against the dark forces led by Voldemort.
One of the popular ones is 'The Catcher in the Rye'. Holden Caulfield's journey of self - discovery and his alienation from the world around him strike a chord with many readers. It's a very relatable story for a lot of people.
I think 'The Tipping Point' is quite popular. It has been widely read and discussed in marketing circles. Its ideas about how little things can make a big impact are very appealing.
Well, 'Civil War' is very popular. It's all about superheroes taking sides and the resulting chaos. People love it for its exploration of the characters' different ideologies.
Probably 'Arthas: Rise of the Lich King'. It's very popular because Arthas is such a well - known and complex character in the Warcraft lore. People are really interested in his backstory.
I would say 'The Casual Vacancy' also had a fair share of popularity. Given J.K. Rowling's huge fan base from the Harry Potter series, many were eager to read her new work. Although it was different in tone and subject matter, it still attracted a lot of attention from her fans and new readers alike.