RollerCoin is a free play-to-earn crypto mining game where users compete against other users to mine Bitcoin, Dogecoin & Co. It takes the concept of crypto mining, but instead of the sophisticated blockchain and processing algorithms, RollerCoin lets you test your skills, complete missions, undertake tasks, and play games to build your mining empire. Play RollerCoin and mine real cryptocurrency now. Get 1000 Satoshi for registration and run to buy the first miner!