These games come with common features, including social interaction, level progression, persistent environment, system architecture, character customization, and more.
Modern MMORPGs sometimes differ from their descendants, most of the games share the basic characteristics. Massively Multiplayer Online Role-playing games are distinguished from Single-player or Multiplayer games by players who are capable of interacting together, and by the persistent world of the game, which continue to leave and evolve while players are offline.
As in the Role-playing games, the player takes on the role of the character in the fantasy-based environment and takes command over the actions of the player. MMORPG (also known as Massively Multiplayer Online Role-playing) is the mixture of MMO and Role-playing video games, in which the vast number of players from all over the world interact with each other within the Digital World.