The Gwent Card featuring Detlaff is a high-detail, collectible card with a dark fantasy realism art style. The card showcases Detlaff in a dynamic pose, emphasizing his monstrous form with intricate textures that highlight his leathery wings, sharp claws, and glowing red eyes. The background is adorned with gothic motifs and a muted color palette, enhancing the card's ominous aura, while the edges feature ornate, embossed designs that reflect its legendary status.