Alpha Floors Set (Unpainted) bundled_set and they have a hidden 8-A107-P unpainted Tray:Magma River Curve/Magma Mouth Highlights of the set

and they have a hidden button that can be pressed to actually roll the boulder down the ramp

Can also be placed on top of a larger tower or other structure

or any number of things

SKU Description Qty 5-EF Elevated Large Pedestal 8 5-ESS Elevated Straight Stair 4 5-ECS Elevated Curved Stair 4 5-EBR Elevated Bridge 2 Note this set does not contain anchor magnets

Alpha Floors Set (Unpainted) bundled_set and they have a hidden 8 A107 P unpainted Tray:Magma River Curve Magma Mouth Highlights of the set and they have a hidden button that can be pressed to actually roll the boulder down the ramp Can also be placed on top of a larger tower or other structure