Based on the search results, it seems that the number of points needed to get the skin in the FNCS Community Cup varies depending on the specific skin being offered. Some of the skins mentioned in the search results include the Cosmic Infinity skin and the Renegade skin. However, the exact number of points needed to obtain these skins is not mentioned in the search results. It is possible that the number of points required may change from one event to another. It is recommended to check official Fortnite sources or announcements for more information on the specific requirements for obtaining skins in the FNCS Community Cup.