This pack includes:
1 Legendary Dragon Egg
2 Epic Dragons
3000 Gems
1 30-Days XP Booster
3 Exclusive Legendary Banners
3 Exclusive Legendary Player Titles
3 Exclusive Legendary Player Icons
3 Exclusive Legendary Backgrounds

This pack contains Virtual currency. Gems allow you to buy content for your characters from the in-game shop.
Some of the items may be specific to one class. You can't trade Gems nor Items with other players.
The Gems can be only used in this game.