CastleMine has just been re-released as a free game! Grab it here: CastleMine Free | Windows Phone Apps+Games Store (United States)

For those not familiar with CastleMine it is one of the top rated strategy games on Window Phone! Due to popular demand a free version of the full game is now available. If you like tower defence games, or games with a crazy number of upgrades, or just like digging around underground, this is the game for you!

In fact, if you just like games in general you should give it spin! At the price of nothing what have you go to lose?