[=jaran;89339]
Can you by any chance share your selected decal material? I’m having trouble getting my decals to show up as a circle. Thanks.
[/]
Sure thing jaran. Here are the pics. Hope you find them useful. 
Texture:
Material:
I create Instances of the above material and change the parameters via Blueprint. That’s how i did the selection decal for the character and the buildings.