Infoboxes are sidebar-style boxes designed to summarize the information within an article "at a glance", and provide certain limited rule-specific information to the reader. They are intended to provide the reader with enough information to compare two articles, such as the power of one spell compared with another, or the abilities of two individuals. Use the most appropriate infobox for the article you are writing, and place it at the top of the article. See for a full selection, although some commonly used infoboxes include: