If you really want ALL PointLights in your Level (or every other Class), have you tried using the “Get All Actors of Class” node? It returns an Array of actors that can be used with a For Each loop to change the Visibilty of every Actor inside it:
If you really want ALL PointLights in your Level (or every other Class), have you tried using the “Get All Actors of Class” node? It returns an Array of actors that can be used with a For Each loop to change the Visibilty of every Actor inside it: