What game should i get soon?

i want to know what game i should get.i got 50 bucks, ds and playstation 2. three games i want are 1. professor layton and diabolical box. 2, the world ends with you. 3. myst.but im also open to others. the best answer will go to the person who said the game i got, and was the most convincing. and by convincing, i don't mean give me a name, i mean give me a short description and why you like it.the deadline is tomorrow.