Investing in the stock market generally leads to profits for investors in the long run. However, there is a rapid growth of “gamblified” investment products in recent years. Gamblified investment products attract investors due to their potential for large gains, but they result in losses for most investors in the long run. This article is a review of two types of gamblified investing: high-frequency stock trading and high-risk derivatives. The authors reviewed research evidence regarding these risky investment products and the key design features that they share with gambling. The review suggests that these risky investment products attract people who gamble frequently and who are at risk of experiencing gambling-related harm.