VP-5 UFO Value pack is a set bundle from the LEGO space subtheme UFO. This item was for limited retail in the UK, and contained a ₤2 coupon towards LEGO products.
This was released in 1997 and contained 3 sets: 1858 Droid Scout, 6836 V-Wing Fighter, and 6829 Radon Rover. According to the box, 1858 was referred to as free set XP-1, 6829 as XDiscoverer and 6836 as XHyper for their set names. For some reason, the smallest set is from Exploriens.