The five-reel, payline online slot features a star meter, knockout symbols, multipliers, bonus spins and the potential to pay out up to 10,x the players'. The five-reel, payline online slot features a star meter, knockout symbols, multipliers, bonus spins and the potential to pay out up to 10,x the players'. Peek-a-Boo by Microgaming Free Play ⚡ Full review of this 5 reels & lines slot ⚡ Including Big Win Video and where to play for real. Isle of Man. Isle of Man. . 1xBet. - Microgaming announced its first new games of Lucky Twins, Peek-a-Boo,Untamed Giant Panda and Mermaid Millions, which will be. - Microgaming announced its first new games of Lucky Twins, Peek-a-Boo,Untamed Giant Panda and Mermaid Millions, which will be. 1xBet is an online sportsbook also offering baccarat, betting exchange, blackjack, esports, fantasy sports, forex, live dealer games, live/in-. Peek-a-Boo by Microgaming Free Play ⚡ Full review of this 5 reels & lines slot ⚡ Including Big Win Video and where to play for real.