Miss. Code § 11-33-101
Any creditor of the defendant in attachment, upon filing a petition under oath, averring that he is a creditor, and that the grounds of attachment alleged are untrue, or that the attachment was sued out by collusion between the plaintiff and the defendant, or that the debt claimed by the defendant is fictitious or simulated, in whole or in part, or any other fact showing fraud or collusion in suing out the attachment, may intervene and make defense, and in such case the facts stated in the petition shall be tried; but the intervening creditor must give bond, payable to the plaintiff, in such penalty and with such sureties as the court or judge may prescribe, conditioned to pay the costs of the trial in case the issue be found against him.
Miss. Code § 11-33-101