A Collectors Edition for the PC version of the game was sold exclusively in Poland and it featured the following content A black cardboard box with a print depicting a planet on the bottom half of the box as well as the Mass Effect logo and the words Edycji Kolekcjonerskiej Collectors Edition in Polish A DVD box housing the English and Polish copies of the game and a bonus DVD possibly the same found in the Xbox 360 Limited Collectors Edition A N7 tshirt An art book possibly the same found in the Xbox 360 Limited Collectors Edition A guide to the game in Polish A mouse pad featuring the Normandy Three postcards A 2 GB USB flash drive with the Mass Effect logo printed on it A blue lanyard with the Mass Effect logo repeated all over its length