The 'sledgehammer' exclusively the impacts 7 cubies below,
The cubies within the 'Y' shaped region define the Sledgehammer's workbench
The cubies inside the workbench are affected by the 'sledgehammer' in different ways, perfectly suitable to solve the rubik's cube.
Be aware: 'Workbench' refers to both the region and the solving approach.
Running the above 'Sledgehammer' does not affect the cubies already sorted.
(Click the 'radio button' to revert the colors)