There is an online massive multi-player game called World of Warcraft.
Massively multiplayer online role-playing games ( MMORPGs ) are a combination of role-playing video games and massively multiplayer online games in which a very large number of players interact with one another within a virtual world . World of Warcraft ( WoW ) is a massively multiplayer online role-playing game ( MMORPG ) released in 2004 by Blizzard Entertainment .