I have also messaged game-protect to confirm/deny that he is holding money in escrow to guarantee payment of participants.
As an update, I have received no response from game-protect, even though he has posted since I sent my PM.
Also:
Payment method: BTC | GamblingTec is trusted since 2006
Domain name: gamblingtec.com
[...]
Creation Date: 2013-07-21T12:12:46.00Z
[...]
The underlying company has been around since 2006, it owns hundreds of brands... GamblingTec.com is one of them.