[XBXAXTXMXAXNX]

I've had about... 30 names, ask jester, he knows
but It might have been any variation of:
Grey soldier (with 301 somewhere)
xbxaxtxmxaxnx
xbatmanx 301
silver surfer 8

I'm pretty sure it was a variation of grey soldier though
Gr3y S01dier