When used with the "Redirect category shell" (Rcat shell) template:
- Template {{Redirect category shell}} may be used to add one or more rcat templates, along with their parameters and categories, to a redirect. For more information see the documentation page below.
When used by itself:
- From a subreddit: This is a redirect from a subreddit to its subject's article in mainspace. Every redirect title in this category must begin with "r/" or "/r/".