The gameplay, art and style has been critically praised, although Destructoid noted that its major flaw is its short length. Gunman Clive received generally positive reviews after its release from both mainstream and video game journalists. In October 2015, Bertil HГ¶rberg released a one level ROM of Gunman Clive for the Game Boy line. The game was approved through Steam Greenlight in November 2013. While Gunman Clive has three difficulty settings, the difference between each is how much damage you take and where you respawn after every death. A third playable character, a duck, is unlocked after completion of the game. The only difference between the two is that the latter is slower, freezes in place while shooting, and has a skirt that can slow down descent. The game offers two playable characters Gunman Clive and Ms. Gunman Clive 's soundtrack is described as 'old west authenticity', paying tribute to the Western genre.

The 2D graphics has the animation style similar of a sketch, while the backgrounds are of the same color of brown typical of the Wild West. A life meter runs out every time the player takes damage. Aside from the occasional grunts, bosses can also be found in the game. Enemies vary in each level, from bandits who carry rifles and dynamites to animals such as pelicans and wolves. Shooting is a huge emphasis in the game, and the player can pick up specialized weapon such as a spread shot, explosive bullets, and a laser gun.

The player has to traverse along a 2D platformer filled with moving platforms, traps and enemies.

The game is set in the year 18XX, where the player controls the titular character Gunman Clive as he fights different sets of enemies across 16 levels to rescue the mayor's daughter. Gunman Clive is a side-scrolling platform game.

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