Heres my picks for 2018 and why:
1. ZCoin- great technology, privacy trend, low market cap
2. ZRX - Interoperability, low market cap, great team
3. Bitcoin Private- bitcoin + privacy= win
What are your picks?
Great I think you are picking one of the most promising coins and Altcoin but dont forget to include Credits Coin it will be a huge platform someday.