Ohio Revised Code Title XXIX. Crimes Procedure § 2931.29

When a change of venue is ordered pursuant to section 2901.12 of the Revised Code, the clerk of the court in which the cause is pending shall make a certified transcript of the proceedings in the case, which, with the original affidavit, complaint, indictment, or information, he shall transmit to the clerk of the court to which said case is sent for trial, and the trial shall be conducted as if the cause had originated in the jurisdiction of the latter court.  The prosecuting attorney, city director of law, or other officer who would have prosecuted the case in the court in which the cause originated shall take charge of and try the cause, and the court to which the cause is sent may on application appoint one or more attorneys to assist the prosecutor in the trial, and allow the appointed attorneys reasonable compensation.