Method for providing on-line game which systematically maintains monster's aggro points against player character and system thereof

A non-transitory computer readable storage medium comprising an executable program, which when executed, performs the steps of:

• receiving a plurality of events from a plurality of player characters, each event being specified by an event identifier and each event having a designated respective aggressive point generation functions and channels;
• generating, by the processor, an aggressiveness point information by accumulating aggressiveness points for each channel performed by each player character, the aggressiveness point information corresponding to each event, wherein a database is configured to record the accumulated aggressiveness point information corresponding to the respective player characters, wherein
• the aggressiveness point information is provided to determine a target associated with attacking non-player characters of the online game, and
• the channels have different time lapse rates for decrease of the accumulated aggressiveness points, each event is associated with at least one of the channels, and the accumulated aggressiveness points decrease at different time lapse rates according to the channels.

A system comprising at least one processor and at least one database causing the system for providing an online game, the system comprising:

• a user event input unit to receive a plurality of events from a plurality of player characters, each event being specified by an event identifier and each event having a designated respective aggressive point generation functions and channels;
• an aggressiveness point information generation unit coupled to one of the processor to identify one of the aggressiveness point generation functions and to generate an aggressiveness point information corresponding to one of the events by accumulating aggressiveness points performed by each player character by referring to the database in response to receipt of the one of the events based on the identified aggressiveness point generation function;
• and
• a database to record the generated aggressiveness point information in association with one of the plurality of player characters,
• wherein the channels have different time lapse rates for decrease of the accumulated aggressiveness points, each event is associated with at least one of the channels, and the accumulated aggressiveness points decrease at different time lapse rates according to the channels.