An added value is set to a battle tool for customizing the battle tool stored as battle tool information in a battle tool information managing table in response to customization request by operations of a player. A plurality of battle tools are stored in the battle tool information managing table. A...http://www.google.com/patents/US7841943?utm_source=gb-gplus-sharePatent US7841943 - Video game processing apparatus, a method and a computer program product for processing a video game
