Players from Liverpool, Arsenal and Sunderland feature.
The Northern Irish legend played in Glasgow in an 18-month stint at Rangers.
Here is the second part of our countdown looking at Leeds United's best striker signings since their relegation from the top flight.
Blackwell was dismissed after just over two years in charge.
Mark Warburton's Glasgow Rangers side ran out 7-0 winners in a friendly over the weekend.
Mark Warburton takes his Glasgow Rangers side to Parkhead for the first meeting of the season after the international break.
Steve Evans is hoping to bring the Norwich striker to the club during the January transfer window.