Alderac Entertainment Group will release Thunderstone Advance: Worlds Collide, a new expansion for the popular deck-building game, in April.
The box contains 550 cards, a rulebook, board and XP tokens.  The game is for 1 - 5 players, ages 14 and up, and plays in 1 hour.  MSRP is set at $49.99.
The set includes classic and fan favorite cards from the first six Thunderstone releases, including some hard-to-find promo cards, all updated and fully compatible with Thunderstone Advance.