Ethereum should be the first on your list. Then just pick on these altcoins to add on your bag.
Elrond
Hacken
Binance coin im pretty sure these coins will give us huge profit when bullrun starts
Ethereum will be the first option for the people who had experience and who have little knowledge about cryptocurrency.I will suggest Ethereum to the new traders also. Now the market bump of Ethereum price validated my statement. You can use Binance, LocalCryptos, to buy of Ethereum at good price.