Has been posted at this price on here before at amazon and play but gone up / out of stock at those. Its £8.96 with the voucher but it asks you for your NUS card number. some have said you can get around this using google checkout.
In Nicktoons: Attack of the Toybots, professor Calamitous has constructed a vast army of evil toys based on the Nicktoons Heroes, and launched them on a multi-dimensional invasion! Help the Nicktoons stop his diabolical plan and defeat their duplicates! Nicktoons: Attack of the Toybots lets you play as SpongeBob, Tak, Jimmy Neutron or the rest of their pals to face their toughest battle ever!