The fall of the market is the best time to buy tokens of new and prospective projects.
But it is also very risky time, because not all the projects will be able to survive during the fall of the market.
A lot depends what project offer and how it is useful for people like this
https://twitter.com/BackedTeam/status/1536639669701685254Top altcoins are overvalued even during the fall of the market.
New coins allow to have more profit expecialy when market falls, but it is very important to check everything before investing to evaluate the future potential of the coin.