TGO, it stands for The Great Ones.
So to be in, you simply have to be great
which is a quality some tribes players lack.  TGO is a generous clan that can
make easy friends, and bitter rivals.  Their members inlucde:

{TGO} Great One
{TGO} Potato Man
{TGO} Demon_K
{TGO} CopterDoc
{TGO} Crappy
{TGO} Blue Terror
{TGO} Boogieman
{TGO} Bluntzman
{TGO} Viper