XeNTaX

Can somebody help me open these TGA files?
pig2fbx doesnt convert them like it should

http://www51.zippyshare.com/v/UVpqj5lX/file.html
http://www51.zippyshare.com/v/PqLrBCTN/file.html
http://www51.zippyshare.com/v/MhJxtWe0/file.html
http://www51.zippyshare.com/v/XJib8Q1J/file.html