Silly question probably, but how do I get the profiler for the UI up? I need to know the cost of having many dynamic material instances on screen 
Thanks!
Mastering Material Instances | Live Training | Unreal Engine - YouTube .
https://forums.unrealengine.com/development-discussion/blueprint-visual-scripting/70242-creating-10-000-dynamic-material-instances-in-blueprint
first and second link explaing material instances third explains dynamic ones.
Thank you!