Yes, the point of the unlockable challenges is to give everyone bonus items. Every time a bonus item is unlocked, it is added to all the games that were bought. Keep checking our page constantly. We have many more surprises lined up for you.
Binding of Isaac is packed with over 300 cards and other elements, which makes it expensive to ship to countries outside of the US. We have tried our best to offer the most competitive rates to make sure the game is affordable for you.