The Slingo Classic slot is played with a bingo grid and reel set. . The grid is set out in a five by five configuration that simulates the ball bingo card. The fast-paced action and heated theme keeps players engaged and interacting with the slot and ready to win some extreme wins. Read our latest review in and check RTP before playing for real money. Slingo Extreme takes the classic Slingo game to a whole new level with its fast-paced gameplay and heightened challenges. Slingo Reel Extreme combines the best of bingo and online slots. Slingo Reel Extreme combines the best of bingo and online slots. Experience Slingo Extreme slot online for free in demo mode. The Slingo Extreme RTP is set at 95%, which means players can look out for only decent returns as they play. Play the Slingo Originals slot Slingo Extreme in play for fun mode, read our review, leave a rating and discover the best deposit bonuses, free spins offers. Slingo Extreme. According to the number of players searching for it, Slingo Reel Extreme is not a very popular slot. It also features low to medium. Linked Games and. In Slingo Extreme, the best win you could have won was worth x, but in Slingo XXXtreme, you can win a max win of 1,x worth your stake, which is terrific. The reel set has five reels and one row and is fitted right below the bingo. Slingo Reel Extreme is a slot machine by Slingo. The game is set out in a five-by-five configuration that simulates the ball.