Train Sim World 3
212 Achievements
0-0h
Steam
CL08: Gronk Genius
Complete the Class 08 Introduction tutorial
0.6%
How to unlock the CL08: Gronk Genius achievement in Train Sim World 3 - Definitive Guide
Depending on what DLC you have, there's at least 3 class 08 tutorials
Unlocked for me when completing the Northern Trans Pennine training tutorial
Unlocked for me when completing the Northern Trans Pennine training tutorial