9 Downloadable video game, computer game, and mobile game software; Video game cartridges; Downloadable software that enables users to engage in social networking, host online games and game lobbies, create online avatars, and communicate with one another by text, audio, and video; Downloadable electronic data files featuring virtual skin packs, texture packs, adventure maps, clothing, hair styles, fashion accessories, avatar animation packages, playable game mods, and games; Downloadable software for developing and creating video games, computer games, mobile gaming applications, and video game mods; Downloadable application programming interface (API) software for creating computer games, video games, mobile gaming applications, and video game mods; Downloadable computer software for use by others to modify or create computer games, video games and mobile gaming applications; Downloadable computer game and video game development tools; Downloadable software containing three-dimensional (3D) models of video game characters for 3D printing purposes