Pengun is a game developed by TTeokLeaf for Windows platform. It falls under the category of action games and is a 3rd person shooting, defense, and survivor game. The storyline of Pengun is based on a sick Santa Claus who is unable to send gifts due to the Coronavirus pandemic. To send gifts, Santa decides to use hot air balloons, but these balloons often crash on the harsh Antarctica route, spreading garbage onto icebergs. In response, penguins take up arms to shoot down the balloons and avenge Santa.

The game offers an exciting range of anti-aircraft guns, including the cool German Flak 88mm. Players can enjoy a bullet hell from these automatic AA guns while collecting boxes that might arise their curiosity. The game also features a unique level up and combo system, allowing players to customize their penguin. However, it is currently in the beta stage, and some of the options are still under construction. Overall, Pengun offers a fun and engaging experience for action game enthusiasts.