Credits: Babykim, EU
In the minipatch 0.5.9.1, the German battleships of tiers 8/9/10 got the Hydroacoustic Search
Bismark from Hipper
Friedrich der Große from Hindenburg
Grosser Kurfuerst from Hindenburg
This is obviously not mentioned in the patch notes, since the line is not yet released. Source: http://forum.worldof…цких-лк-в-0591/