Union Level is a system in Wuthering Waves that rewards the player with rare and useful items when they reach higher levels. This guide covers everything there is to know about Union Level in Wuthering Waves including how to increase it and all rewards.Wuthering Waves: What is Union Level and how to increase itScreenshot: PC InvasionBefore we get into all the rewards you can earn from Union Levels in Wuthering Waves, let’s first discuss what it actually is and how to increase it. Simply put, Union Level is a leveling system that gradually increases the more you play the game. It’s almost identical to “Adventure Rank” from Genshin Impact. There are plenty of ways to increase Union Level in Wuthering Waves. Below is a short list of the main ways to raise Union Level.Open chests.Complete daily activities.Complete main and exploration quests.Companion quests.Target and defeat bosses in Tacet Fields or simulations.Explore…