1.25 Multiple Claims; Multiple Plaintiffs/Defendants refers to a legal situation in which there are multiple separate claims brought by multiple plaintiffs against multiple defendants. This type of case is often seen in complex cases, such as class-action lawsuits, where a group of people (plaintiffs) collectively bring legal action against a group of people (defendants). In a 1.25 Multiple Claims; Multiple Plaintiffs/Defendants case, each plaintiff must prove his/her individual claim against each defendant. There are two primary types of 1.25 Multiple Claims; Multiple Plaintiffs/Defendants cases: Joiner and Consolidation. Joiner is the process of adding multiple claims and/or multiple parties to a single lawsuit. Consolidation is the process of combining multiple lawsuits that involve the same parties and/or the same legal issues into one lawsuit.