We can discuss the HOI4 Germany multiplayer guide some other time. Your experience will also largely depend on which country you choose. Given that up to 32 players can take part in a single Hearts of Iron 4 multiplayer game, there’s also an element of unpredictability inherent to each campaign. Both options are fun and worth trying out as well. You can team up with friends and tackle cooperative multiplayer or go up against them in competitive multiplayer. Multiplayer campaigns can offer varied experiences. Just as with numerous other titles, the single player and multiplayer campaigns are going to be very different. You can either try a single player or a multiplayer campaign. Before you start playing, you will have to make a decision regarding what kind of experience you want to have.