Clone Shadow Troopers were an elite variant of Clone Troopers They were trained for stealth missions that standard troopers would be killed in. They were also trained for stealth missions during the Clone Wars.
Because they utilized black armor, they were nearly impossible to kill in the cover of night. They were armed with DC-19 "Stealth" Carbine Rifles, DC-15A Blaster Rifles, DC-15S Blaster Rifles, and DC-15 cloaking devices. Another variant of Shadow Troopers were the Special Ops Trooper. The Special Ops variant are often stationed of stealth ships.