Time Travel! The Second Special Ruin! Part 1

"What is this?!"

Su Mo picked up the model laid out on the far left of the bed and asked curiously as he thoroughly examined it.

In terms of appearance, the model looked like a bazooka. It was cylindrical, and the interior was dark. It was hard to identify the ammunition that could be loaded inside.

Below the column was a decent shoulder pad, which looked like a short-range anti-aircraft missile in a civilized era.

However, there was one problem. No foreign races could fly in the wasteland yet, so there were no threats from a higher altitude. 

'Developing missiles?

'Doesn't it seem a little impractical?'

"Oh, you mean this? This is an air cannon! The rear of the long barrel is responsible for compressing the air inside. When the air pressure reaches its limit, you can press the trigger to activate it.