Play. This popularity is for a number of reasons, the simple fact that the Return to Player percentage is visible in every game essentially allows for no human error. This slot offers free spins, wild reels, additional random wilds and more! You can play from as little as 10p, with the highest bet amounting to £ While it's. . Go on a treasure-hunting adventure with The Goonies slot and win over 10,x the bet via 14 different bonus features. The Goonies Slot Review & Free Demo.