Don’t know much about this part, but have you looked a IF nodes and parameter switches?
https://docs.unrealengine.com/en-US/Engine/Rendering/Materials/ExpressionReference/Parameters/index.htmlDon’t know much about this part, but have you looked a IF nodes and parameter switches?
https://docs.unrealengine.com/en-US/Engine/Rendering/Materials/ExpressionReference/Parameters/index.html