A full character turnaround sheet of a majestic celestial griffon, massive winged lion-eagle hybrid creature with gleaming platinum feathers and burnished bronze fur, ornate battle harness of interlocking celestial sigils and glowing amber gems, huge talons clutching a massive spear tipped with a fallen star fragment, wings spread wide revealing hidden runic symbols beneath feathers, dramatic sunrise backlighting creating golden aura, deep sapphire amber and celestial white color palette, Painterly digital art style, concept art for video game, front and back view with mount details