Many investors are looking for new projects to give them huge return once the bullrun occur. Example is meme coins, if you happen to invest earlier when it's not yet popular then it managed to climb up after being hype, this can give the early investors huge return. However, it's not advisable because of the risk associated with it that you can lose your money if you buy at a wrong time.

To answer your question don't buy just any alts to gain huge. It's crucial that you have an idea about the particular coin that you'd like to invest in. Find coins that has potential and unlikely to be delisted in exchanges. If you want to join the ride investing in coins that can possibly give you huge return like meme coins then only invest what you can afford to lose. Because investing in these alts are more risky compared to investing in coins that are already existing for years.