Echo

CT-1409, or Echo, was a clone trooper who served in the Grand Army of the Republic during the Clone Wars. During the war, he was assigned to the 501st Legion by Captain Rex and became an ARC trooper. He was presumed dead during a mission to Lola Sayu, but was later revealed to have been captured and converted into a cyborg by the Techno Union. He was rescued from captivity by Clone Squad 99 and Captain Rex on the planet Skako Minor. He was previously assigned to Domino Squad. He received his nickname for repeating all orders he received.

Character: Caring for his fellows. Echo, who managed to serve among the "ordinary" clones, worries about all his fellows. Tendency to follow orders: As a cadet, Echo always told the other squad members that they had to follow orders and always repeated them, which is how he got his nickname. Caring for the home planet and clone brothers. For example, Echo tried to help turn off the all-clear signal, knowing that Kamino was in danger of invasion.