Tekwar was also made into a 1995 computer game by Capstone Software using the Build engine.
This and other games using the Build engine had an option to invert the Y-axis.
The Build engine makes horizontally moving platforms possible by allowing several objects to pass through the same 2D space.
This was not a feature of the Build engine but rather a trick that was discovered by game developers.
Games that were built directly on the Build engine.
The task of updating the Build engine to a true 3D renderer was taken on by Silverman himself.
The game was built on the Build engine, with 3D environments and 2D character sprites.
It was designed using the Build engine.
This move towards engines allowing greater interactivity was later elaborated upon by Silverman's Build engine.
It is extremely similar to the Build engine used in Duke Nukem 3D.