Personally, I am all about diversification, and I like (along with what you've listed and some others) Ethereum Classic, DASH, PotCoin, Ripple, WAVES, BitShares, Basic Attention Token, MaidSafeCoin, Augur, Steem...
A little bit spread out can still have crazy explosive growth in a realm where spontaneous growth over 1000%+ is not uncommon, and keeps your risk extremely limited.