Sale of Goods Act 1979
PS+ http://blog.eu.playstation.com/2014/10/01/playstation-plus-october-driveclub-spelunky-dust-elysian-tale/, goods are not as described.
Misrepresentation Act 1967
"If a business seller makes a false statement to persuade you to buy goods, they may have committed a criminal offence".
Now go and read the terms and conditions of PS+ and the PS Store.