This model of droid, known as Black Sun Razor Droids, was used by Black Sun
A number of them were destroyed by Republic Operatives, including Black Sun Razor Droids.
Summary
The WARDEN-A01 was basic three-legged droid design which was used in the production of various droid models - both for military and civilian purposes - by different droid manufacturers. Full production ID for this design was droid.battledroid.warden_a01. Basic model had two three-finger manipulators and two chin-mounted blasters. It also allowed to install wide array of additional weapons, systems and protective shileds.Known operators and modifications