Has to be Neo, simply building the best eco-system for the future with amazing partners and pays dividends in the form of gas just for HODLing in a wallet. Also privacy coins are rocketing at the moment. XSpec or Spectrecoin is the most holistic privacy coin but is currently under the radar. The market is beginning to take note hence the 400% price increase this week. When you look a the price of Monero, xspec is currently 200th of the price and is nicely priced for an explosive 2018