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 6x
Tank Mastery emblems!
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!
- M7 Mastery
- TVP VTU Koncept Mastery
- BDR G1 B Mastery
- AMX AC mle. 48 Mastery
Rewards:
- 1x Personal Reserves: +100%
Free XP (2 hours) - 6x
Tank Mastery emblems (restricted to tank)
Free XP (2 hours)Conditions: Get the “Ace Tanker” Mastery Badge in a
V
M7
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VIII
TVP VTU Koncept
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
V
BDR G1 B
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VIII
AMX AC mle. 48
Restrictions:
- Grand and Random Battles Only
- Once Per Account
- LTG Mastery
- VK 20.01 (D)
- Type 4 Heavy Mastery
- T67 Mastery
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VII
LTG
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
IV
VK 20.01 (D)
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
IX
Type 4 Heavy
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
V
T67
Restrictions:
- Grand and Random Battles Only
- Once Per Account
- XM551 Sheridan Mastery
- M48A5 Patton Mastery
- M6 Mastery
- Ikv 90 Typ B Mastery
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
X
XM551 Sheridan
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
X
M48A5 Patton
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VI
M6
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VII
Ikv 90 Typ B
Restrictions:
- Grand and Random Battles Only
- Once Per Account
- VK 16.02 Leopard Mastery
- Panther II Mastery
- Caernarvon Mastery
- Object 263 Mastery
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
V
VK 16.02 Leopard
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VIII
Panther II
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VIII
Caernarvon
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
IX
Object 263
Restrictions:
- Grand and Random Battles Only
- Once Per Account
- HWK 12 Mastery
- M4A3E8 Sherman Mastery
- Type 95 Heavy Mastery
- Churchill Gun Carrier Mastery
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VIII
HWK 12
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VI
M4A3E8 Sherman
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
IV
Type 95 Heavy
Restrictions:
- Grand and Random Battles Only
- Once Per Account
Rewards:
- 1x Personal Reserves: +100%Free XP (2 hours)
- 6xTank Mastery emblems (restricted to tank)
Conditions: Get the “Ace Tanker” Mastery Badge in a
VI
Churchill Gun Carrier
Restrictions:
- Grand and Random Battles Only
- Once Per Account
