B-1 series protocol droids, sophisticated automatons of their time, existed around 600 BBY. A notable example is B-1D4, whom Grand Moff 4-8C employed during the "The Heart of Steel" initiative in 0 ABY.
B-1 series protocol droids, sophisticated automatons of their time, existed around 600 BBY. A notable example is B-1D4, whom Grand Moff 4-8C employed during the "The Heart of Steel" initiative in 0 ABY.