Barronite rocks OSRS WikiDo you play Old School RuneScape? In that case, you might be interested in the bone crusher! The Old School RuneScape bone crusher provides a strong way to dispose of skeletal remains during your training sessions. It crushes bones to tiny dust, helping you save valuable inventory space. With the Old School RuneScape skeletal smasher, you can effortlessly grind bones for increased prayer XP!