Test Drive Unlimited Solar Crown
64 Achievements
Steam
Strength in numbers
Join a group for the first time
14.2%
How to unlock the Strength in numbers achievement in Test Drive Unlimited Solar Crown - Definitive Guide
ShazurianFR
TrueAchievements
TrueAchievements
Can be done by friend boosting. Simply send a xbox invite to someone near you or a friend and it will put you together in a group convoy.
