Crystal Quest: Frostlands is a 6-reel, line online slot game with bonus round, bonus spins, instant play, autoplay, video slots, multiplier. . Play Crystal Quest: Frostlands at LeoVegas Casino, just one of the many casino games on offer including slots, table games and live dealer tables. Bundle up and step into the treacherous terrain inhabited by terrifying snow creatures and even scarier wild critters guarding the entrance. In Crystal Quest: Frostlands, there are 5 bonus features. This frozen realm is home to a decent array of extras. You'll find avalanche reels, massive symbols.