What is "Tank Mastery?"
You “master” a tank when you earn more Base XP in a single battle than the highest average Base XP earned in a single battle by 99% of players of that same tank within the past seven days. Simply put, just try and beat the average. This earns you a
Tank Mastery emblem!
If you attain mastery in one of the tanks below while the Tank Mastery mission is active, you also get a +100% (2 hours) 
Free XP Personal Reserve!
Tank Mastery Missions
- Type 5 Ke-Ho Mastery
- Object 416 Mastery
- T32 Mastery
- AT 8 Mastery
Rewards:
- 1x Personal Reserves:
+100% Free XP (2 hours) - 1xTank Mastery emblem (restricted to tank)
+100% Free XP (2 hours)Conditions: Get the “Ace Tanker” Mastery Badge in a
IV
Type 5 Ke-Ho
Restrictions:
- Once per account
- Random Battles only
Rewards:
- 1x Personal Reserves:+100% Free XP (2 hours)
- 1xTank Mastery emblem (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VIII
Object 416
Restrictions:
- Once per account
- Random Battles only
Rewards:
- 1x Personal Reserves:+100% Free XP (2 hours)
- 1xTank Mastery emblem (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in an
VIII
T32
Restrictions:
- Once per account
- Random Battles only
Rewards:
- 1x Personal Reserves:+100% Free XP (2 hours)
- 1xTank Mastery emblem (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VI
AT 8
Restrictions:
- Once per account
- Random Battles only
