Good Game Editor is a cross platform 2D game editor using LUA language
Good is a free and easy to use 2D game editor, it allows you to create casual game rapidly in Lua. It also allows you to generate stand-alone WIN32 executable to distribute your games. You can also generate good format game packages that allow you to play your games on any platform that has Good Player installed.
Surreal Tournament is a game written in the UDK and UnrealEngine2 Runtime. It has many advanced features such as 4-Dimentional enviroments and also has modification versions for Unreal Tournament 2004 and Unreal Tournament 3