Yes, it is legal to play with UK s that are licensed by the UK Commission. https://www.taxidermy.net/proxy.php?link=https://apkkart.com/%EC%B9%B4%EB%93%9C%EA%B0%80-%EB%82%98%EB%89%98%EB%8A%94-%EC%88%9C%EA%B0%84-%EC%B5%9C%EA%B3%A0%EC%9D%98-%EC%B9%B4%EC%A7%80%EB%85%B8%EC%82%AC%EC%9D%B4%ED%8A%B8%EB%A1%9C-%EC%8A%B9%EB%A6%AC%EB%A5%BC/