Ubergeek
Xecuter Groupie
You dont need anything else - the X360USB PRo works with all drives perfectly - its just that the Samsung badflash methods are different to when you are using SATA and too many people think they can do it from memory as opposed to instructions.
here is the troubleshooting guide for Samsungs
http://www.team-xecuter.com/forums/showthread.php?t=63944
here is the troubleshooting guide for Samsungs
http://www.team-xecuter.com/forums/showthread.php?t=63944