Tom Clancy's Splinter Cell: Double Agent
38 Achievements
1,000
Xbox 360
Xbox One
Xbox Series
HQ 2 Assignment Completed
In solo mode, completed the second terrorist HQ assignment Details for this achievement will be revealed once unlocked
30
How to unlock the HQ 2 Assignment Completed achievement in Tom Clancy's Splinter Cell: Double Agent - Definitive Guide
Complete the sixth mission. This is the second JBA headquarters mission and this mission provides you with more oppurtunites to learn more about the 5 major members.