Scripting is often used in games for novices at programming to enable implementation of the game. In this paper we examine the trial-and-error elements taken to implement game programming and identify the useful features for game scripting. This paper presents complemental elements based on avoiding trial-and-error, and discusses complementary statements implementation of this proposal, where the complementary statements were written in C# on Unity3D engine. The approach is compared and contrasted to the existing approach.