for us, a good altcoin we trade bitcoin and ethereum today because now the price goes up and down well, so we'll profit easily.
There are so many altcoins which are making very good name in the international market and that the investors who are investing their money into such coins are very much satisfied with the way their crypto coins are performing in the market. However, there are coins like that of ETH, ripple, litecoin and neo etc. which are doing their best and that you can make some good profit because of these coins.