Comes down to Company X has a contract with them and needs to fill out sets.
Or they have a big backlog of sticker autos and they need to fill out sets... Thats why, with UD especially, sticker auto sets in Black Diamond, Series 1 or 2, etc have lotsa 2nd year, second tier players, they are using up overstock from those guys rookie years.
Of which they must have bet the farm on Dave Lenevau