Abstract: A server device is configured to display a game screen on a user terminal used by a user. The server device includes an item manager configured to manage points of an item obtained by the user for use in the game, and a game processor configured to calculate a first total value of points of an item selected by the user via the user terminal, to calculate a second total value of points of an item for increasing the first total value, and to increase the first total value according to the second total value.

Abstract: Disclosed is a method for providing an online game, comprising the steps of: maintaining an event database recording an aggressive point generation function corresponding to each predetermined event; receiving a particular event from a player character; identifying an aggressive point generation function corresponding to the particular event by referring to the event database; generating aggressive point information according to receipt of the particular event, on the basis of the identified aggressive point generation function; recording the generated aggressive point information in a predetermined monster information database in association with the player character; and determining a target for attack of a monster on the basis of the aggressive point information recorded in the monster information database, and a system thereof.

Abstract: A ranking method and system for providing a ranking of a game group is disclosed. The method includes creating a game group including a user and at least one member among the user's registered friends who have joined a game service, based on a game group creation request received from a user terminal. The method further comprises calculating a ranking of the user with respect to other members of the created game group based on a ranking inquiry request received from the user terminal, and providing the user terminal with the calculated ranking of the user. The user terminal drives a game service platform associated with a plurality of games and provides the game group creation request information and the ranking inquiry request information through the game service platform.

Abstract: A method and a system for a game are disclosed. The method includes steps displaying a determination region in at least one section distinguished by neighboring points, on a virtual passage formed by a plurality of points sequentially connected with each other. The method also includes displaying an object moving along the virtual passage on a screen, and determining an accuracy or success/failure of a user input based on a position of the object at a time when the user input is detected and a position of the determination region.

Abstract: A method and system for generating a developer interface using a loaded program. The method of generating a developer interface may share a plurality of components included in a loaded program through a communication interface, and generate a new program using components selected from among the plurality of shared components through the developer interface.

Abstract: A ranking method and system for providing a ranking of a game group is disclosed. The method includes creating a game group including a user and at least one member among the user's registered friends who have joined a game service, based on a game group creation request received from a user terminal. The method further comprises calculating a ranking of the user with respect to other members of the created game group based on a ranking inquiry request received from the user terminal, and providing the user terminal with the calculated ranking of the user. The user terminal drives a game service platform associated with a plurality of games and provides the game group creation request information and the ranking inquiry request information through the game service platform.