"vpn杀戮之王" likely refers to a competitive online game centered around VPN services, with "王" indicating it is the strongest or most powerful version. The game might involve players competing to connect with various VPNs or specific servers, possibly emphasizing strategy, networking, or survival. It could be part of a series, with "王" denoting its importance or level of difficulty. The game might involve managing a network of VPNs, connecting with servers, or competing for resources or points. Without explicit gameplay details, it's a creative title suggesting a strategic and competitive experience.