Complex sentence: The first unit, which sports an aquamarine color with gold trim and a prominent antenna on its head, was piloted by artificially-enhanced cyber-Newtype Gyunei Guss, and equipped with a beam assault rifle mounting an attached grenade launcher.
Split into simpler sentences: The first unit, which sports an aquamarine color with gold trim and a prominent antenna on its head, was piloted by artificially-enhanced cyber-Newtype Gyunei Guss. His unit was equipped with a beam assault rifle mounting an attached grenade launcher.