A Dump of a Crytek XNA Devkit that was last used for development in May 2014. It was found by Cheese007 and has these Builds:
Homefront 2 (April 30th 2012)(Incomplete)
crysis2_XBOX360_(5782)_02_07
crysis2_XBOX360_(5825)_02_16
dev_c3_XBOX360_(1620)_12_14_Profile
dev_c3_XBOX360_(1632)_12_17_Release
dev_c3_XBOX360_(1659)_12_27_Profile
Warface_X360_(1120454)_02_27_all
Kingdoms(March 11th 2011 5PM)(Ryse Son of Rome)
Kingdoms(March 11th 2011 9AM)(Ryse Son of Rome)
Kingdoms(March 11th 2011 1PM)(Ryse Son of Rome)
Kingdoms(March 7th 2011 11AM)(Ryse Son of Rome)
Kingdoms(February 10th 2011 12PM)(Ryse Son of Rome)
Kingdoms(February 10th 2011 2AM)(Ryse Son of Rome)
Kingdoms(February 8th 2011 10AM)(Ryse Son of Rome)
Kingdoms(February 7th 2011 1PM)(Ryse Son of Rome)
Kingdoms(February 7th 2011 2AM)(Ryse Son of Rome)
Kingdoms(February 4th 2011 1PM)(Ryse Son of Rome)
Warface_Origam(December 4th 2013 7AM)(Warface)
Warface(October 23rd 2013 7AM)(Warface)
WarfaceEncrypted(February 27th 2014 11AM)(Warface)
I've Also Provided the Original Image of the Devkit if you want to re-extract it
