There are a lot of reasons why one might choose to get a tattoo done in ultraviolet ink. Maybe there is a hidden image or message that you only want to be visible when you are out partying at the night club. Other times, the glowing ink adds a whole new layer to an otherwise simple tattoo. The main reason to get one of these ultraviolet tattoos though is that they are just plain cool. We’ve gathered 50 of the most unique ones we could find to share with you today. We’re warning you though, once you see a few of them, don’t be surprised if you find yourself planning an impromptu trip to the tattoo studio soon to get one done on your body. After all, what is there to lose? If it doesn’t turn out how you hoped, all you have to do is avoid black lights for the rest of your life and no one will ever even know it exists.