Not an ordinary mining-pool unmineable pool allow to mine many different crypto coin and toke that usually are not mineable. They use ecthash algorithm (ethereum) and they exchange directly on your preferred crypto-currency. Mining rigs or gpu rigs are allowed but it is also profitable with your own computer too. Try it, no knoledge required with their built-in miner that autosetup all the necessary in order to start your minings. Enjoy 🙂