This map group features 5 of the current selection of 11 Bomb Scenario maps in Counter-Strike: Global Offensive (excluding Dust II), the other 6 being in the Delta group.
Current Map Pool
The current Defusal Group Sigma Map Pool features 5 maps :
Map Pool History
The Defusal Group Sigma Map Pool has changed through updates and some maps were removed completely from the game such as : Abbey, Biome, Ruby, Seaside
Before the November 13, 2017 update, the map pool was called Reserves , but then it was split to Delta and Defusal Group Sigma. The list of maps featured in this group is :
All items (5)