Curt Schilling's 38 Studios will be the latest company to jump into the massively multiplayer online role-playing game, or MMORPG, market. That is, games in which a player creates a character and navigates through a series of tasks and storylines. This local upstart game developer will be jumping into an already crowded pool. Here are some of the biggest online games currently competing for players.
(Captions by Se Young Lee. Produced by Elisabeth Goodridge)