Schrödinger

From Boktai - Wiki on Neoseeker

Ultimate Space Fighter: Schrödinger
Schrödinger in his final form
Full Name	Schrödinger
Element	Null
Weapons	Machine guns, explosive fists, bombing, light rays
Location	Space
Pilot	Perrault
First appearance	Lunar Knights

Schrödinger is a mobile spacecraft encountered each time the player is flying towards the Piledriver. Though not revealed till later in the game, the pilot of Schrödinger is the dark Terrenial, Perrault. Each time she is defeated, she makes some upgrades to Schrödinger, and as such there are 3 versions of Schrödinger.