Moreover, Billy can daze the foes with his raygun. When Billy is touched by some foe or something venomous or falls in a trench, he loses one of his lives or else, he dies. Along with this, there are several obstacles such as trenches, large guns, weapons and many more. The hindrances in the path of the player are some creepy creatures such as the venomous crawling beings, dangerous mosquitoes, and jumping mushroom that are mentally strange. As soon as Billy completes one stage, he sets his foot on the overhead map.

In every stage, the player needs to find the exit door in order to enter in the next stage. InCommander Keen 4, Billy can walk here and there and can select the next stage he wants to enter. Therefore, Billy needs to rescue the representatives so that he can save the galaxy. But tables turn when he gets to know that the eight representatives of the council have been taken as a hostage by the Shikadi and have been captivated in the threatening Shadow lands. Later, he finds that eight council representatives are needed to activate the prophecy. To gain more knowledge about this danger, he decides to enquire the prophecy. From the transmission, Billy finds out that the galaxy is in the threat from the society of some unusual beings known as Shikadi. Photachyon Transceiver is a radio that can pick up transmissions from anywhere in the galaxy.

The hero of the game, Billy is an eight-year-old kid who gets a transmission occurring between the stars when he was working on the Photachyon Transceiver. The platform game,Commander Keen 4is an action game with two-dimensional graphics. To the shadow lands in the west side of the planet. The Shikadi seems to have kidnapped all the members of the council, and taken them all He discovers that the Shikadi have already been there. Gnosticus IV, who will help Billy with his mission, but after arriving on Gnosticus IV Power to the Shikadi!' After zapping his parents, Billy heads to The Oracle of We will remake the galaxy in the name of the Gannalech. After playing around with his new invention, he suddenly hears a Is the Photachyon Tranceiver, a radio that can reviece signals from anywhere in Billy has been working on a new invention in this episode.

Free for mac download Doomed Lands