The Title Update 3.4: Overlord Title update for World of Tanks has 7 achievements worth 150 gamerscore.
Destroy 4 enemy tanks in a single match while using a German tank. MP Only.
Request Fire on a target and have it destroyed by an ally within 30 seconds. MP Only.
Play in one of each camo locale with camo equipped. MP Only.
Destroy 4 enemy tanks in a single match while using a Soviet tank. MP Only.
Destroy an undetected tank. MP Only.
Enter a battle with 3 types of Equipment on a tank. MP Only.
Survive for one minute while detected as the last remaining member of your team. MP Only.