Two slot machines at the Mohegan Sun casino, where one person won two jackpots in a single evening. (Courtesy of Mohegan Sun) ...

Developed by Big Time Gaming in 2015, Megaways slots use random reel modifiers to offer hundreds of thousands of paylines compared to traditional fixed-line slots.

These slots feature return-to-player rates of 96% or higher, with options ranging from medium volatility to high-risk jackpot hunting.

Three slot machines gave out jackpot prizes at MGM Springfield on the same day. On Aug. 29, a $1.88 bet on the game “New Year’s Parade — Mysterious Snake" slot machine ended in a jackpot prize of ...