Wow, that must take a few hours, especially on mobile. Deepslate bricks and columns are perfect choices for a castle like this.
Btw, try to avoid multiple similar-looking photos in your posts. Adding more original ideas in text format would be better not 10s of similar-looking screenshots.
Thank you for taking your valuable time to read my post, I will try not to duplicate any image from now on, I will keep this in mind.