GTA Online's holiday update introduces the new Progen Luiva supercar, available for purchase, and the Vapid FMJ MK V, free for GTA members until January 7. The update also features holiday login rewards, double payouts on select activities, and festive modes. Next-gen players can access special upgrades for the FMJ MK V. The Progen Luiva is noted for its open-top, performance-focused design.