Zenless Zone Zero codes are one of the best ways to get free Polychrome for pulling new characters in miHoYo's latest action game. Sure, you'll get plenty by playing the game at launch, but it'll start to dry up pretty fast once you explore all the areas and complete the one-time achievements and goals in your Primer. You can do daily errands or events to get more, but you can also redeem ZZZ codes as they come for a little extra.
As with Genshin Impact and Honkai: Star Rail, we can also...