Yes, online slots have created quite a few millionaires over the years. Some games can have progressive jackpots worth millions of dollars and it only takes one lucky spin to win the entire amount. We saw this happen in land-based casinos and in online casinos right here in the US.

Winning big sums of money at online casinos is indeed possible, but it's important to understand the odds and the nature of casino games. Here's how such wins occur and their frequency: High Variance Games: Big wins often come from playing high variance games like slots, where payouts are infrequent but can be large.