The next cheapest I can see is £14.73.
LEGO Batman brings the one-and-only Caped Crusader to life in a completely original storyline. Players will take control of the Dynamic Duo, Batman and Robin, to fight Gotham City's most notorious criminals including The Joker, The Penguin, Catwoman, Scarecrow, Killer Croc and many more. The criminals have broken out of Arkham Asylum and are set to wreak havoc on the city.
With a collection of high-tech suits, gadgets and cutting-edge vehicles on hand, players will be able to step into the unique LEGO Batman universe to bring super villains to justice - or, as the villains, to run amok in Gotham City!