A very beautiful highly detailed, (magical spellbook in the style of the book of kells, arcane glyphs, knotted norse design, cinnabar color, umber color, violet color, deep blue color, celtic knots, vivid, detailed, HDR, High Definition, 4k:1.3), by mark keathley and thomas kinkade, fantasy concept art, fantasy art, epic fantasy card game art, full art illustration, trending on Artstation | Fantasy