Play 5 battles. In each battle, rank within top 10 in EXP on your team.
Conditions:
Random/Grand Battles only
Repeatable
Tier X vehicles only
Rewards:
10,000 EXP
Select a region
Go to the website of the American region
Your location: United States
The website of the Asian region is optimized for users from Asia and Australia.
For your comfort, we recommend that you use the website of your region.