ASMk2 is a fictional sci-fi combat shotgun. This shotgun has powerful firepower and excellent combat performance. Adopting advanced energy storage technology to generate high-energy shotgun shots. Equipped with adjustable ammunition modes, it can choose from shotgun mode, armor piercing mode, or explosive mode. The appearance design uses advanced alloy materials and modular structure, with the characteristics of lightweight and sturdy. Equipped with a holographic sight and adjustable stock to improve shooting accuracy and stability. The drug supply system can accommodate large capacity ammunition to ensure continuous firing. It also has the function of quick reloading.

Remington870 is a double barreled hunting rifle series manufactured by RemingtonArms in the United States. First introduced in the late 1950s, it is still loved and widely used by hunters and shooters today. Adopting a pump driven operation, the loading and discharging of cartridge cases are driven by sliding the pump handle back and forth. There are multiple models and accessories to choose from to meet different shooting needs. The optional barrel length, rifling type, and ammunition capacity make it a versatile hunting rifle. It can be used in various occasions such as hunting, shooting competitions, self-defense, and tactical operations. It is a classic and highly acclaimed double barreled hunting rifle