In this chapter, you will learn about game engines and look at four different types before focusing on Unity. Once that foundation is set, we will start taking a deep look at Unity's beginnings, where the game engine is today, and how it has progressed to being one of the top game engines in use today. We will highlight Unity's capabilities and features. We will then review the system requirements for developing Unity as well as running, Unity games. Finally, we will download and install Unity.

Our topics for this chapter are:

• Game engine overview
• Unity—past, present, and future
• The case for Unity
• System requirements
• Downloading Unity
• Installing Unity