Are you looking to really stand out of the crowd? I found a video of a very wacky green nail polish design. Some people might argue it is the ugliest thing on earth, but I think it is a work of art. I must warn you that this technique is kind of difficult. If you are a beginner, then you will most likely make a huge mess and it will not come out like the one shown in the video.
The person did a very good job describing how to get the design done. I subscribed to her YouTube videos because she is truly amazing in designing nail polish designs. Just looking at the video, I can tell you it is really difficult just like all the comments have mentioned in the page.
Here is the video to the green nail polish design:
