Building Buffs
Polar Survival
(极地生存)
Room Type:
![](/sites/default/files/2019-11/train.png)
![](/sites/default/files/2021-12/Bskill_train1_defender1.png)
When this Operator is assigned to be the Trainer in the Training Room, increases the Specialization training speed of Defender Operators by +30%, and further increases this speed by +45% if training the skill to Specialization Level 1