Forum rules - please read before posting, it can save you a lot of time.
but you have created this entity dynamically, so it has no z order predefined.Either create the entity in Scene Edit and modify your code to read:var video = Scene.GetNode("your scene edit entity name goes here");video.X = 403;video.Y = 184;video.PlayTheora("somepath\waterfallcolor2.ogg",true, "somepath\waterfallmask.png");or use StickToRegion().