Roller Derby Roller Derby is yet another new slot game released by Microgaming. Join in the fast action as you roll around the skating rink with some rough and tough ladies who are comical enough that instead of getting bruised up, you will be reaping the rewards of their tumbling. Who will be your favorite derby girl? The one that wins you the most cash, of course! Roller Derby is a 5 reel and 25 payline video slot that features Wilds, Scatters and a Free Spins bonus round. The symbols are Derby Girls, a Referee, a Roller Derby logo (the Scatter) and A,K, Q, J, 10 and 9. The Free Spins feature is triggered when 3 or more Scatter symbols appear in reels 1, 2 or 3 scattered about. When this happens, the "Lets Talk Derby" Free Spins bonus will start. Players will receive 5 free spins that can be re-triggered where one will receive another 5 free spins. During the free spins, all the Derby Girls will turn Wild in order to create winning combinations. Girls gone wild will definately pay off for slot players. Be sure to have your derby duds on, get in the rink and battle it out for some great payouts while spinning along with your roller skating team! Battle it out while playing the Roller Derby slot machine at Royal Vegas and Riverbelle casinos today!