<https://s.mj.run/ZErnbPWlpWE> Design an app icon for an abstract strategy board card game, incorporating elements from provided reference images. The icon should feature a minimalist yet sophisticated design that mirrors the elegance of luxury playing cards. Include intricate patterns with metallic gold accents on a dark background, emulating the look of the back design of the cards. The front face of the cards should inspire the centerpiece of the icon, showcasing a unique, abstract emblem or geometric shape. This emblem should be rendered in gold with subtle hints of other rich colors like royal blue or deep red, adding a sense of depth and luxury. The overall feel should be opulent and appealing to a mature audience, suitable for an app icon that stands out in a digital store --s 50