This is part of the tutorial so after round 1 and round 2 you will unlock it.
Here is the tutorial starting with round 1:
https://www.youtube.com/live/-g5_hs7Dytk?feature=share&t...Here is also where the achivement pops:
https://www.youtube.com/live/-g5_hs7Dytk?feature=share&t...