To add a new category to a page you can click the Category button at the bottom of the page and type in the name you'd like your category to be called.
A full list of existing categories can be found at Special:Categories.
“Minecraft Badlands is a Minecraft survival multiplayer (SMP) server hosted in the United States...MC Badlands
“These locations are sorted based on the era in which they were originally founded. Many have...Areas
“Q: On the old server it was against the rules to stand on one foot while playing the trumpet...Rules
“Click a category to view screenshots from MC Badlands: Buildings, Miscellaneous, CreepersScreenshots
“These are the Add-Ons, utilities, and games that MC Badlands uses on the server: These are...Add-Ons