The market cap now is down about 90B from 116B, and accordingly all cryptocurrencies are in downtrend because bitcoin is forming a new bottom.
For top 100 currencies on marketcap.com, all currencies loose some of their values except tether (that’s a fiat currency)
The rule in trading is to buy the fear and sell the greed, and this is a fear time which it the time to buy cheap coins and make a good profit later on.