Ride the rails with Beyblade Burst slingshock Tech! Rush into battle with slingshock tops that combine rail-riding capabilities with the ability to "burst" Into pieces during battle (burst rates vary), resulting in intense head-to-head clashes. Bladders can keep the performance tip in battle ring mode to defend their position in the stadium (sold separately. Subject to availability), or convert it to slingshot mode to Amp up the battle and ride the rails of a Beyblade Burst slingshot Stadium (sold separately. Subject to availability).forge disc -- D28requires Beyblade Burst right-spin launcher and stadium, (each sold separately. Subject to availability). battle with a slingshot Stadium to activate rail-riding capabilities! (Sold separately. Subject to availability).