World of Tanks – 30 vs 30 Grand Battles Mode to be Unleashed in Update 9.20

World of Tanks players will be able to begin taking part in the new 30 vs 30 Grand Battles once the 9.20 update goes live. As part of the Grand Battles, a new map called Nebelburg (1.4 km x 1.4 km) will be added for fierce Tier X battles on a huge scale.