This wiki has been automatically closed because there have been no edits or log actions made within the last 60 days. If you are a user (who is not the bureaucrat) that wishes for this wiki to be reopened, please request that at Requests for reopening wikis. If this wiki is not reopened within 6 months it may be deleted. Note: If you are a bureaucrat on this wiki, you can go to Special:ManageWiki and uncheck the "Closed" box to reopen it.We know that when we get a bird, we get feathers to power up the birds.
When you get 100 feathers, it will upgrade to bronze.
When you get 250 feathers again, iy will upgrade to silver.
You get the feathers in the chest which gives to random birds and arena which give to one specific bird that day.
Should we put this information to a new page or in http://angrybirds.wikia.com/wiki/Angry_Birds_Under_Pigstruction ?
extra: the fifth spell is mighty eagle, but I don't know what is the mame of it.<ac_metadata title="angry birds under pigstruction flock upgrade system"> </ac_metadata>
