Grand Birth
Grand Birth (グランドバース Gurando Bāsu) is the MotherShip of Space Sheriff Sharivan , it serves as headquarters of Den and Lily as it circles around the Earth. It has two modes: Battle Mothership move able to fires the Birth Beam and the vaguely humanoid Battle Birth Formation that fires the Grand Buster and Plasma Cannon (the latter being based on the blueprints of the Space Cannon built by Voicer, Gavan's father).