I think it might mean that there's a caricature of a gentleman who is a legionnaire and is in a fight. But this is just a guess based on the words. To understand it better, we'd need more background information.
Faire un visual novel involves several steps. Storytelling is key. Outline your plot, develop your characters, and think about the different paths the story can take if it's a branching narrative. For the art part, you can collaborate with an artist if you're not skilled in that area. Regarding the programming side, if you're using a tool like Twine, it has a relatively simple interface for creating the structure of the visual novel. Don't forget about the user interface design. It should be intuitive so that the players can easily navigate through the story.
Amor Towles novels are often known for their elegant prose. His writing has a certain charm that draws readers in. For example, in 'A Gentleman in Moscow', the descriptions of the hotel and the protagonist's experiences are vivid and detailed.
I don't know who the author of the 'amor eterno novel' is. There could be many novels with this name and without more specific information, it's difficult to determine the author.
I'm not sure specifically as there could be many novels with 'amor eterno' in the title. It might be about eternal love, perhaps following the story of a couple who face various challenges but their love endures through time.
I'm sorry, but without more information, I can't tell you who the author of the 'amor fati novel' is. There could be many novels with this concept - related title, and it's difficult to determine the author without further details.