hi 
i was wondering if there is damage boost in war, or that is only for raids?
War boosts were edited on August 21, 2018:
Click here to see the entire history of the Alliance Wars Change Log:
https://support.smallgiantgames.com/hc/en-us/articles/360001566714-Alliance-Wars-Change-Log
my bad, my english is bad sry, i mean that attack boost the heroes get after 40 or 50 turns
I’m pretty sure if you reach the 5 min countdown in a war attack, you’ll see the increased attack boosts. I wasn’t paying attention the last time it happened, but I’m confident that it is the case.