Can support Unlimited stage levels. Enemies have Level of difficulty based on Life Ratio. Can supports up to 15 separate weapons. Can support up to 15 separate Player Characters each with there own strengths and weaknesses. Supports Weapon combos.
Supports save feature.
Can support hidden Levels and Characters. Small Code size. Designed to be used with Pictures. One of the most used Ti-85 engine of it's day. Still one of the most graphical game engine.