Given that I don't have access to information regarding its readership numbers or cultural impact, it's difficult to deem it as popular or not. It could be that in certain literary circles or among fans of the author it has gained some acclaim, but on a broader scale, it might not be as well - known as some best - sellers.
I haven't actually read 'Tomorrow War Serpent Road A Novel', so I'm not sure about the specific details. It could be a story full of adventure, perhaps set in a fictional world where there are wars and a mysterious serpent road that plays a crucial role in the plot.
It's a story that likely involves some sort of future war. Maybe it has elements like advanced technology, different factions fighting, and the struggle for survival in a world changed by war.
The World Serpent in God of War is a massive and ancient creature. It's often associated with Norse mythology within the game. It has a very intimidating presence and is a significant part of the game's world - building. Kratos and Atreus encounter it during their journey, and its existence adds to the overall mystery and grandeur of the game's lore.