Aetherion

detailed plain book cover with title/subtitle/author names, The cover features an open book positioned in the center. From the book, an ethereal green mist rises, forming the magical realm of Aetherion. Traces of magic, depicted as shimmering particles, surround the book and extend outward. The realm showcases various elements, such as mystical creatures, enchanted forests, and floating islands, giving a glimpse of the wonders within. Its title is "Aetherion". The title "Aetherion" is written in an elegant, handwritten font, with a slight shimmer effect to convey the magical theme. The author's name is placed below in a more simple, sans-serif font., The elements are arranged in a balanced and symmetrical manner, with the book centered and the typography neatly placed at the bottom.