Hey! I came across the Prototype 2 Blackwatch Collectors Edition for 59.99 on the Gamestop website. I have the regular game and might trade it in at Bestbuy for the 50% because I bought it for only $39.99 and try to price match the collectors edition.
PS3: http://www.gamestop.com/ps3/games/prototype-2-blackwatch-collectors-edition/99264
360: http://www.gamestop.com/xbox-360/games/prototype-2-blackwatch-collectors-edition/99265
PS3: http://www.gamestop.com/ps3/games/prototype-2-blackwatch-collectors-edition/99264
360: http://www.gamestop.com/xbox-360/games/prototype-2-blackwatch-collectors-edition/99265