Follow the steps here to unlock 30000 Golden Coins in http://BabylonianTwins.com. Offer expires in 2 days and valid for the first 50 users. http://indieyard.com/promos/KxiPYyaNdpqCzeLpn2Dw
Not yet, this offer is only valid for the free version. If you follow the instructions, an IndieYard popup will show the offer inside the app where you can join.