The first uncheatable Rock Paper Scissors Game on ETH with 2 players duels.
1) Encrypt your Hand with a secret (change it every time) on the website : matching-ethers.com/rps.
2) Send it with 0.1 ETH using the sendEncryptedHand function (in Mist).
3) Be matched with an opponent (follow progress on the real time website and cancel waiting if no opponent comes).
4) You have 2 hours to reveal your hand with the appropriate function.
5) Receive 0.198 ETH if you win or if opponent does not reveal. In case of draw, receive 0.1 ETH.
contract address : 0x231C7510f24d1c8B9578558BCb7fA6C659B4cA98
abi (for import in Mist) and code http://etherscan.io/address/0x231C7510f24d1c8B9578558BCb7fA6C659B4cA98#code
(more details on the website)http://whysos3rious.com/rps
discussion : https://bitcointalk.org/index.php?topic=1471863.0