I think this is the cheapest by far for this steelbook, and in my opinion a great film. Other prices I found were:
Love Film £9.23
The HUT £8.93
A brutal, bloody, and gripping saga of obsession, corruption, and poisonous greed; Paul Thomas Anderson's Award Winning There Will Be Blood is a masterly, unwavering inspection of a consummately evil man whose trailblazing spirit is equalled only by his murderous ambition.