A Missouri Subpoena in a Civil Case to Appear and Testify at Hearing or Trial is a legal document issued by the court to a non-party witness, requiring them to attend a hearing or trial and provide testimony or evidence. A Missouri Subpoena is a civil court order, meaning the witness is required to appear or risk legal consequences. There are two main types of Missouri Subpoena in a Civil Case to Appear and Testify at Hearing or Trial: 1. Subpoena Ducks Cecum: A Subpoena Ducks Cecum requires a witness to produce documents, records, or other tangible items relevant to the case. 2. Subpoena Ad Testificandum: A Subpoena Ad Testificandum requires a witness to appear in court and provide testimony.