Anakin Skywalker's battalion was a component of the 501st Legion, falling under the command of Jedi General Anakin Skywalker during the Clone Wars. This battalion saw action in the Battle of Umbara. Composed of numerous platoons of standard clone troopers, it also featured a significant number of Advanced Recon Force troopers riding AT-RT walkers. Clone Captain Rex acted as Skywalker's second-in-command, with ARC trooper Fives providing assistance to Skywalker's forces on specialized missions. The unit also included figures such as Clone Sergeant Appo and a Clone Commander.
This battalion of the 501st Legion, an infantry and cavalry unit within the Grand Army of the Republic, was led by Jedi General Anakin Skywalker and Clone Captain Rex. Additional officers included a Clone Commander and Clone Sergeant Appo. While that commander was present, Rex was the primary subordinate to Skywalker. The battalion was temporarily under the command of Jedi General Pong Krell during the Battle of Umbara, and Advanced Recon Commando Fives was assigned to it.
Distinct from the standard color schemes of the 501st Legion, some troopers in this battalion displayed a thick, blue, vertical stripe on their helmet, extending either to the visor or down to the helmet's base. The battalion's composition included clone troopers organized into various platoons, and it was reinforced by a significant number of Advanced Recon Force troopers operating All Terrain Reconnaissance Transports.