How long does it take to beat 'Hidden Fronts' Multiplayer Map Pack 2 in Gears of War?

The estimated time to complete all 5 'Hidden Fronts' Multiplayer Map Pack 2 achievements for Gears of War is 3-4 hours.

This estimate is based on the median completion time from 401 TrueAchievements members that have completed the add-on.

Site Completion Estimates