I think the 3 qualifying factors of determining whether a coin/project will 100x are:

1. Market cap + total coin quantity + price, a crypto. Aim for a cheap and new coin with a promising goal, which goes to factor #2
2. Excellent development team with at least one or two well known names in the business industry
3. Whether Bitcoin is in a bear market or bull market. Remember: In a bull market everyone is a genius