Parody Series is a group of parodies which has either a unique plot, cast and settings, or contains a story arc. They can be further broken down into the following:

• A Common Series is where many people make similar kind of parodies which has a similar plot, such as the Bunker Jokes.
• An Individual Series is where only one unterganger, or a collaboration of untergangers, is making the series. The parody series is most likely has a story arc.
• A Parody Theme is a wider range of parodies. They do not depend on the similarity of plot (like the Bunker Jokes) but rather by a unique set of characters, settings and locations.