Drag and Drop the enemy-ufo-c FBX file
Hide the Enemy MeshInstance3D and DamageHighlight
Right click on the ufo node
Select the ufo MeshInstance3D
Then Select the Mesh Tab in the viewport
and click on Create Outline Mesh
Open the TakeDamage animation
Change it to toggle the visibility of the
MeshInstance3D of the UFO
In the MeshInstance3D of the UFO
Add a new StandardMaterial
Set Shading Mode to Unshaded
This is so that we get a bright white
Now the dome of the UFO will flash white when taking damage