Buying the biggest crypto XRP/BTC/ETH/LTC still profitable?

Hi guys!
I want to know if buying ripple, bitcoin… and popular currencies can be profitable?
Cause I want to start trading in eToro (it's the only platform that accept PayPal/visa and it's very easy to use) and there are just the popular currency avalaible (i.e: BTC/XRP/LTC…)
So I want to know if that can be profitable?
I also want to do instant trade buy/sell of that currencies to make some extra profit so I'm not looking just for long term investment…
It can be profitable? Did u…

Buying the biggest crypto XRP/BTC/ETH/LTC still profitable?