[title2]Update: 1/19/2014[/title2] The Attack Buildings along with the Spy Troops will be released the same day. On January 21st both Spy Troops and Attack Troops will be available on 'The Abyss Lands'. Kingdoms at War Wrote: (January 19. 2015) They'll be released at the same time. We've just posted a preview of the spy building on our page as well!
This a question for Kaw_Community. Would guess, that if less players have a Facebook account. Then there is a less possibility of players that have a Twitter account.