Gundam Base HG Unicorn Gundam Perfectibility (Destroy Mode) 1/144 Real Touch – The characteristic red hair

–  The characteristic red hair and the edges around the eyes are faithfully reproduced with the parts molding color

the difference in armor and armament

Other connection parts x1 set

All packs can be equipped simultaneously to create Mu La Flaga's Perfect Strike Gundam

There's plenty of detail to be found:

Gundam Base HG Unicorn Gundam Perfectibility (Destroy Mode) 1/144 Real Touch – The characteristic red hairThe Complete Narrative Arsenal The "Perfectibility" configuration combines every single specialized tactical expansion engineered for the Unicorn Gundam into one massive, cohesive weapon system. This kit comes fully loaded with a devastating armory: Armed Armor BS (Beam Smartgun) for long range precision fire. Armed Armor VN (Vibro Nail) for brutal close quarters combat. Armed Armor XC mounted on the backpack for increased pilot psychoframe