I do believe that Oyster Pearl PRL is the most undervalued altcoins in the crypto market today so PRL is one of the best Altcoin that will soon surge it's price value due to it's project effectiveness as everyone will benefit the advantage of full anonymity online storage in the tangle.
it is one of the most important and decentralized online storage in the internet in the next few months.
You might want to read this thread from yesterday. A lot of discussion about their recent activity.
https://bitcointalk.org/index.php?topic=3243495.0;topicseen