A Majestic Representation of House Stark's Iconic Sigil

A highly detailed digital illustration of House Stark's sigil from Game of Thrones. The sigil features a grey direwolf on a white field, designed in a medieval heraldic style. The direwolf is fierce and majestic, with intricate fur details and sharp eyes. The background has a textured, aged parchment effect to give it an authentic historical feel. The sigil is bold and striking, representing the strength and honor of House Stark. No text is present in the image.