SW0523 LEGO® Clone Airborne Trooper, 212th Attack Battalion (Phase 2) - Orange Arm, Dirt Stains, Light Bluish Gray Cloth Kama, Scowl

From 2014  Star Wars Episode 3 

Airborne Clone Troopers are specialized soldiers of the Grand Army of the Republic, trained for high-altitude drops and aerial assaults. Recognizable by their distinct helmet design and additional armor, they served in numerous units.