The longer something has been out, the bigger the discount. Keep in mind that older Paradox expansions can get discounted anywhere between 25% to 75% off during sales. Whether you’re new to the game and you want to know what’s what, or you’re a vet looking to top up your collection, we’ve put together this handy guide to help you pick the expansions that are right for you. The grand strategy game‘s many expansions total well over $200 at full price, and that’s just for the major add-ons. So, you want to know about EU4 DLC? It’s almost hard to believe that Europa Universalis IV is eight years old.