There are a few things you need in order to build a skyscraper in Minecraft Xbox 360. The first is a building block, which you can find at the bottom of the world. You will also need some other blocks, such as cobblestone and stone. The next thing you will need is a staircase, which you can find by going up and down the stairs at the bottom of the world. Finally, you will need some tools in order to build your skyscraper. These tools include an axe, saw, hammer, and chisel.