Here is the full list of all 24 Soul Gambler achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Maybe...
...but not in control
Can be how a story ends
Celebrate the end!
Do you believe in them?
Officially an outlaw
Better aim a good conduct
Nothing else to lose
Be smarter than a cheater
This suicide is not from the squad
Solve a problem using violence
You are no ladiesman, are you?
Save ?? and question ??
You are starting to get sick of this hospital
Proof of your investigative abilities
Show that you know how to handle a woman
Finish your work on time
It's impossible to escape from your fate
Never give money to a stranger
Don't forget your toothbrush
Meet someone known on the other side of the world
Sometimes is what remains in the end
Now you do know a bit more about the game's secrets
Cut your hand and make the pact