Ex Machina: Minerva(自動人形(エクスマキナ)・ミネルヴァEkusu Makina: Mineruva) is a copy of Deus Machina: Nirvana made by Kokonoe Mercury from the notes left by Konoe A. Mercury and Relius Clover for Celica A. Mercury, which both protects her and acts as an amplifier for her powers. It is equipped with an Idea Engine.