a colossal, crystalline sea monster emerges from stormy waves, its glowing form menacing a coastal city as a lone mage observes

stormy sea monster mage fantasy art creature ocean city night magic lightning digital painting artwork dark mythical coastal dramatic lighting epic scene powerful glowing mystical wizard sorcerer magical staff clouds waves water rocks cliffs particles vibrant colors detailed concept game book cover landscape power elemental mysterious aweinspiring fearsome intense majestic breathtaking surreal otherworldly effect