Grants piles of rare resources once a week!
How to get
It's the final reward of the August 2017 Evento de la comunidad.
How it works
Once a week you can tap the tower to receive about about a dozen different items.
There are 11 draws, and you should receive something from all 11 draws when you tap the tower :
Draw 11 :
100% : 1x Vale de bronce