The most world-class game engine to date, Unreal Engine 4 gives you the power to do more than ever before. Bring your creative visions to life directly in game without programmer assistance via the new Blueprint.
At GDC 2013, Epic Games released the Unreal Engine 4 "Infiltrator" demo, running 100% in-engine in real time, showing off UE4's high-end rendering features as well as the latest tools.