"XL trooper"@en . . . . . . "XL troopers (accel troopers or accelerate troopers), were clone troopers equipped with and trained in the use of jetpacks; they were one of the most deadly specializations of clone troopers during the Clone Wars. Little was known of their existence because most did not live to tell about them."@en . "XL troopers (accel troopers or accelerate troopers), were clone troopers equipped with and trained in the use of jetpacks; they were one of the most deadly specializations of clone troopers during the Clone Wars. Little was known of their existence because most did not live to tell about them."@en .