How to make a material on top of another material

Artistic Support Materials and Textures
1

I am trying to make my material with a clear image go on top of another material without duplicating the model or combining the images. Is there any support in blender for this?

2

Is there any support in blender for this?
yes

You need to show exactly what you want (supply screenshots and blend files with textures) for a specific answer or just watch a beginner tutorial on youtube about using textures in blender