Beyblade Burst B-01 Dx Starter Valkyrie Wing Accele Layer: The main attacking piece, the Layer is made of plastic and displays its character's attributes. Disk: The Disk is a metallic ring that complements the shape of the Layer and adds a variety of weight distribution to the overall Beyblade customization. Driver: Similar to a Blade Base or a 4D Bottom, the Driver encases a tip and also determines the height of the Beyblade. It's made of plastic for the most. Attack Type Beyblade