Short instructions how to unlock “Play it again, Colt” achievement.
Play It Again, Colt Achievement Guide
- Finish “Ending it” mission, killing all visionaries, Juliana and yourself.
- Continue playing after Credits. Go to Karl’s Bay in the morning, kill Harriet and sabotage Frank’s fireworks.
- Skip noon and afternoon.
- Go back to Karl’s Bay in the evening, wait for Frank to blow himself up and exit map.
- Achievement should pop up.
Note: I didn’t have Juliana invade in the morning nor in the evening. I don’t know if this would affect things.