Release Date 
Developer Hot Slot™: Mystery Jackpot Joker by Wazdan is a retro-themed slot with 3 reels and 5 paylines, released in 2022. The game has an RTP of 96.11%, high volatility, and a maximum win of 1000x the bet. Symbols include Wilds and Scatters, while the base game also features a classic fruit-style layout.
The main bonus round is Mystery Joker Jackpot Game, where landing the required symbols can trigger one of four fixed jackpot prizes: Minor, Major, Joker or Grand. The Magic Respin mechanic adds another layer to the gameplay by allowing extra spins when matching symbols appear on two reels. A gamble feature is also available after winning spins, giving players a 50/50 chance to double winnings up to seven times.
A demo version is available, allowing players to play for free and practice before playing for real money. The slot also includes Buy Feature access to bonuses, Ultra Fast Mode, Volatility Levels, and Energy Saving Mode, which may be relevant for players looking for adjustable pace and session control.
