Which xbox 360 game should i get?

im buying dirt 3 at gamestop and my brother bought a wwe game that was $35.its a buy 2 get one free and dont know what other game to get.it between dead space 2, crysis 2, bulletstrom, mx vs atv alive, dragon age origins 2 or hot pursuit. does dead space 2 have good multiplayer and what about alive.or if you know other good games that are under $35. thanks