Try to look for coins that has less than 10M marketcap, a 10-20 Jump would result the coin to have 100-200M which is not overvalued
10M marketcap + Good Development Team + Unique Idea =Rocket and moon
Whether or not the coin would become overvalued depends on the coin. Most coins are overvalued regardless of their price, as they create no value and thus hold no inherent value themselves.