Nebulus (also known as Tower Toppler) arcade game released in 1987 by Hewson Consultants. The game was released for most computers, 8- and 16-bit (including the Amiga and PC).
In the game we play the green creature Pogo. Your task is to reach the top of the tower and destroy it. During the expedition to the top of the tower, you will be disturbed by various things like eyes, jumping balls, etc. Pogo can not touch any of them. If this happened already - Pogo will fall below the platform or, if platform not exists, it will fall into the water (you lose life).