Here is the full list of all 27 The Outlast Trials achievements.
Acquire the "Big Saver" badge.
Acquire the "Mechanophiliac" badge.
Acquire the "Together We Are Strong" badge.
Acquire the "Sawbones" badge.
Acquire the "Bamboozler" badge.
Acquire the "Trigger Happy" badge.
Acquire the "Glutton for Therapy" badge.
Acquire the "Vision Quest" badge.
Acquire the "Slip and Slider" badge.
Acquire the "Marathoner" badge.
Acquire the "Sleight of Hand" badge.
Acquire the "Crowd Control" badge.
Acquire the "Hypochondriac" badge.
Acquire the "Spreed Freak" badge.
Acquire the "Breathe In" badge.
Acquire the "Power Surge" badge.
Acquire the "Bullseye" badge.
Acquire the "Major League Player" badge.
Acquire the "Chicken in a Pot" badge.
Acquire the "Anger Issues" badge.
Acquire the "Toastmaster" badge.
Acquire the "Tapetum Lucidum" badge.
Acquire the "Get Down" badge.
Acquire the "Hemophiliac" badge.
Acquire the "Hoarder" badge.
Acquire the "Hunchback" badge.
Acquire the "Can't Touch This" badge.