İstanbul Kiyamet Vakti: Grup Bolgeleri

Grup Bolgeleri (Instances) is the third major expansion pack of İstanbul Kiyamet Vakti. It introduces instance dungeon mechanics and two large instance zones to the game, namely Fallout Shelter (Sığınaklar) and Migrat, where only one group can enter. New item drop system have been added to the game.