In the year of 18XX, the west is overrun by thugs and outlaws. A group of bandits have kidnapped Mayor Johnsons daughter and are spreading havok across the land. Only Gunman Clive can bring order to the west and save the girl. Gunman Clive
is a side-scrolling platform shooter. The player fires at enemies, who will occasionally drop new weapons; these include a gun that fires multiple bullets at once and a gun that fires a large bullet which does more damage. The game uses a sketch shaded visual style.