Every day until Christmas, Slotastic’s Advent Calendar will be awarding up to 100 free spins on popular Christmas slot games or match bonuses up to $777. Each day players can click another square on the online Advent Calendar to reveal a new bonus.The first bonus, available on Sunday December 1st, is 25 free spins on the Santastic! slot game. There is no deposit required to claim this bonus or several other free spins bonuses to be uncovered through the month at Slotastic.Featured Christmas games include: Santastic, Snowmania, Naughty or Nice, The Nice List, The Naughty List and Swindle All the Way.Santastic is a festive 3-reel slot. Three-of-a-kind triggers the Festive Feast Feature which awards up to 2500x multipliers, jackpot spins or up to 25 free games.The original Naughty or Nice is a classic Christmas slot from Realtime Gaming. Santa's two helpers are the sexy Naughty Girl and a Nice Girl. When either of them appears in a winning combination, prizes are doubled. The scatter, a Holiday Wreath, can trigger up to 10 free spins. Two sequels featuring Santa’s sexy helpers (The Naughty List and Naughty or Nice: Spring Break) have been so popular that another was just launched last week: Naughty or Nice 3: Car Wash. Slotastic’s games are available for desktop and laptop computers and a free Android App makes them easy to play on smartphones and tablets as well.