public sealed struct Sandbox.Clutter.ClutterGridSystem.ClutterStorage.Instance

In the event that you find your JSON files growing too much due to too much data. You can store data as a binary blob. This will work with anything that serializes to JSON.

You can define movies and play them back using C#.

A prefab is a GameObject that can be used in multiple places. They're usually used to contain an object that is used across multiple scenes, or needs to be instantiated at runtime.

The number one best way to test multiplayer is to have someone join your game.. but that's obviously not always possible.

Attributes are the bridge to pass information around the CPU to the GPU, like Variables, Textures or entire Buffers.

s&box has a [CodeGenerator] attribute that you can use to decorate another attribute specifically for use with methods and properties. It lets you wrap methods and properties to perform some other action when the method is called or the property is set or to return a different value when the property is read.