Riis-utt-Ssethiss
From Tardis Wiki, the free Doctor Who reference
The Riis-utt-Ssethiss, which translates from Martian to mean Bloodswords of Ssethiss, were a group within the Ice Warriors' civilisation.
They were an elite Martian assassination sect who were legendary among their people until their order was wiped out during the Primal Wars. (NA: GodEngine)
