Here is the full list of all 49 A Trip to Yugoslavia: Directors Cut achievements.
Maybe he was telling the truth?
Survive the final attack
They surely have too much, right?
Find a place to spend the night
Time to play gravedigger...
Complete the game without dying
He was stronger than you...
Show them what you think
Was it worth it?
Give up...
Escape from the forest
Escape from the building
Meet your inevitable end
Complete deleted chase scene and interactive trailer
Fine, you got me...
Too bad you got shot...
Find all the little aliens. You can interact with 12 of them. Group counts as well!
View all the extras
Pick every decision that will get you killed
You've uncovered all ATtY secrets. You're awesome!
That's the last time you see those leaves...
Ghost town?
That's why he's moving like that. He needs a few minutes.
Unlock all the extras
Keep you eyes peeled. Something's not right in the background...
He's always watching... Even if you're playing a different game!
That was a good fight
At least you saved his life.
You survived, but you'll be remembered as a traitor.
Die three times during tutorial.