Hyperion4444 is right

If I were on wheels I'd be from the Pacific - SAM08G resembles a vehicle's license plate, that of one from Samoa (a Pacific Island).
On paper I'm unisexed - SAM is both a girls name and a boys name
my blood is unpollutable - robots are immune to poison
and my gift will help you complete the set - card refines into Running Fire (Quistis learns limit Gatling Gun)