Showcase of this lovely trio of Imperial Knights over on youtube. Below you will find the color cheat sheet if you want to make a similar one yourself.
Colors are usually GW’s new range or something every range has ( ie. black – pick the one you have at hand, it doesn’t really matter ) AP is for The Army Painter, P3 is P3 ( duh ) from Privateer Press.
Oil wash is a mix of Lamp Black and Burnt Umber oil paints thinned down.