Answer:
A move made popular by the King of Pop.
I keep things green and keep kids happy during summer time.
Santa shakes his belly like a bowl full of me
I am the ultimate killing machine used not once but TWICE I can be made by humans.
I have cities with no people, forests with no trees, and oceans with no water. What am I?
Born of earth, but with none of its strength. Molded by flame, but with none of its power. Shaped