Quote Originally Posted by Lambdafish View Post
Even if Eureka was able to be in 3.15, we would not have heard about it until the live letter after this one anyway.
We actually know quite a bit about the new PvP mode they are introducing in 4.15. So far all we know of Eureka is some art work that made it look like the sea of clouds, and that it will be the way we are intended to get our relic weapon. So it could just be fates but who knows.