Just added a new contract for those who want to play with more than 0.1 Ether.

To join send one byte data (0x01 or 0x81) with a bet amount of 1 ether to 0x0312855bb6e548578a36fa8de63b8f0d3d7d7dc2

In the best case you can win 4.95 Ether (almost 5 times of your invest) 

see original post or verified contract for more details.