THECOINS.NET
I just deposited 0.3998 BTC and won 5.02 BTC in about 30 minutes. My payment is still in process after 24 hours: http://puu.sh/eEXgt/bf80157fc4.png
Support didn't reply me yet!

Official thread: https://bitcointalk.org/index.php?topic=911934.0
I'll retire the accuse when I get paid!

They solved the problem and paid me:

blockchain | 5.0202201 BTC
blockchain | 1.08224503 BTC