Transactions are fast, cheap, and p2p. You can exchange currencies for Bitcoin at a Bitcoin Exchange.

Satoshi Mines has considerably better odds than all other bitcoin mine games. Before your first guess in every round you will be shown a unique hash that will prove the mines were chosen fairly. Deposit once and play as many rounds as you like.

Now you can play Satoshi Mines on the bus or toilet, QR Codes make it easy to deposit from your phone wallet.