How to Upgrade Your Locker in Splatoon 3
To upgrade your locker in Splatoon 3, you need to increase your catalog level by participating in battles and earning experience points. The higher your catalog level, the more locker customization options you'll unlock!
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Rack up those levels by playing matches and you'll be unlocking sweet locker upgrades in no time!
Just play the game and level up your catalog, you'll see your locker upgrade automatically. Easy peasy!
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