"Power Bass Beetle."

Never comes above the surface. it has very small teeth and claws not well equiped to dig through tough soil. on command, it's power cell lights up and boost out a powerful blast of bass to loosen soil to make it easier to dig through. The rumble of bass frightens Snurtle living close by. Feeding off of pepples it comes across and pooping out minerals that create the crystal crayons found in under ground water pockets, where water has no gravity.