Create a new Unity project at will, choose Window-Asset Store
In the opened store, select the language in the upper right corner Simplified Chinese
Select the filter condition on the right, check 3D, adjust the price to 0-0, click the arrow next to the price to search. Then you can search for free 3D resources.
We choose a shooting game, the game in the lower right corner of the picture above.
After clicking this shooting game, a detail pop-up box pops up, select import
Wait a moment to download, this shooting game resource has been imported into Assets, the folder is Low Poly FPS Pack. We find the scene file in Assault_Rifle_01_Demo and double-click to open it.
After opening the scene file, you can see the shooting game demo. Click the play button (arrow in red box below) to start the game
Actual game screen
We can find the model, code, etc. of this game under Asset for learning or exporting to Laya.