rollercoin.com

RollerCoin is an online, virtual bitcoin mining game where you compete against your friends to earn real bitcoins. It takes the concept of bitcoin mining, but instead of the sophisticated Blockchain and processing algorithms, RollerCoin lets you test your skills, complete missions, undertake tasks, and play games to earn real bitcoins.

Basically, we have cut out the hard stuff and kept the amusement. Build and develop your own mining data center, make upgrades and tweaks to boost your mining power and compete with friends. No real-world set-up, no hassle - just sign up, log in, customize your character, and you’re ready to go. You’re in complete control! All play and no work - that’s our motto.