They will not pay out simple as that, their terms are vague and dubious you will be quoted the following catch all term if you win anything
Bonuses offered by Metro Play are intended for genuine recreational players only. If Metro Play believes that a player is adopting a low risk or risk free betting strategy to meet wagering requirements, or abusing or attempting to abuse a bonus contrary to the spirit in which the bonus is offered, then Metro Play may, in its sole discretion, withhold, withdraw, void or forfeit from any player any bonus and/or any resultant winnings, either temporarily or permanently.
Roulette, Keno/Bingo, Blackjack, Baccarat and Craps, Other Table Games, Video Poker, Hi-Lo Games and Double Games.
Its a catch all term that they apply to anyone with fairly decent wins. Played at a few sites, but this is the worst site I have seen outside of Costa Rica. If you have ? The 10/10 review can only have been written by the Editor of Metro. I would complain to the press but im seeing a vested interest here!