Understanding game mechanics starts with RTP – that’s the percentage of wagered...

https://www.strobe-bookmarks.win/when-you-jump-into-an-online-slot-the-rtp-tells-you-how-much-you-can-expect

Understanding game mechanics starts with RTP – that’s the percentage of wagered money a slot pays back over time. Pair it with volatility, which tells you how often and how big wins might hit, and you get a clearer picture beyond flashy bonus rounds