An overview of how the Mograph Cloner Object works in Cinema 4D. The Cloner Object creates many copies of an object and they can be arranged in grids or arranged based on other shapes. You can put Cloners inside of Cloners to create extremely complex imagery. It’s worth checking out the Optimizing Mograph Cloner for Display speed when your object start to get really complex.

If you are following the Step by Step tutorial, here are the steps in order:
Polygon Modeling
Joints
Cloner Object – Introduction
Cloner Object – Using Object Mode to animate
Target Effector
Optimizing Mograph Cloner for Display speed
Random Effector
Timeline
FCurve Offset to Delay Loop start
Specular and Diffuse Maps
Transparency Absorption
Refining Lights and Visible Volumetric settings