Don't work for me, loading freeze
Hi! No matter which platform you buying from, the environment is included. However I encourage using the Unreal Engine's Marketplace: https://goo.gl/7fHdtJ
Unity 4.3 - 2D Game Development Walkthrough
We take an in-depth look at how the 2D demo project was created to show off the new tools and workflows for 2D game development in Unity 4.3. This short 20-minute video will help you lear the basics of making simple 2D action-platformers without much trouple. Great for beginners.