By scanning three Core Medals in the OOO Driver a second time after the transformation, it initiates one of Kamen Rider OOO's finishing attacks known as Scanning Charges (スキャニングチャージ Sukyaningu Chāji). The O Scanner can also be used on the Cell Medals in the Medajalibur to initiate its Scanning Charge, designated as Single (シングル Shinguru), Double (ダブル Daburu), or Triple (トリプル Toripuru), as well.