I don't have enough information to determine if it's popular. It could be popular among fans of the original novel who are eager to get more content related to it.
On the wiki, you can expect to get information like author background, fan theories, and analysis of the novel's themes. It's a comprehensive source for all things related to the book.
A wizard's secret novel wiki could have details about the magic system, world-building, and author's notes. Maybe even some behind-the-scenes info or deleted scenes.
A Raven's Shadow novel wiki usually has stuff like character bios, explanations of magic systems in the story, and maybe even behind-the-scenes info about the author's creative process.
The secrets could range from the wizard's true identity and origin to undiscovered magical powers. It's a world full of surprises and mysteries waiting to be uncovered in the novel.
There might be. Sometimes dedicated fans create wikis to document all the details of a light novel series like this. You could check on popular wiki hosting sites or fan forums.
A novel approach in the Kirby Wiki could be presenting information in a more interactive or visually engaging way, like using 3D models or animated graphics.
I'm not sure specifically as there are countless fanfictions. It could be about exploring additional storylines that weren't in the original novel, like developing side characters more deeply or creating new relationships between characters.