Full list of all 38 Mark of the Ninja achievements. It takes around 20-25 hours to unlock all of the achievements in the base game on Windows.
The base game contains 30 achievements, and there is 1 DLC pack containing 8 achievements.
Complete the game in New Game Plus.
Terrify a guard and cause him to stumble to his death.
Terrify a guard using the result of a hanging stealth kill five times.
Distract 25 guards using your equipment.
Within a single Focus, aim and throw three different types of items.
Get the Undetected honor bonus 10 times in one level.
Kill a guard from inside the box.
Earn all the upgrades.
Earn three stars in every level.
Find all three scrolls in every level.
Earn all the Seals in every level.
Complete all of the challenge rooms.
Complete a level without killing any guards.
Complete a level without killing any guards and without being detected.
Stealth kill a guard from inside a dumpster.
Determine your fate.
Escape from the Stronghold.
Complete a level without getting detected.
Assassinate Karajan.
Terrorize 10 guards.
Stealth kill an elite guard after stunning him.
Throw the body of one guard to terrorize another.
Perform five different types of stealth kills successfully in one level.
Assassinate Kelly, the mercenary captain.
Kill a guard by getting other guards to shoot them.
Distract 25 guards using environmental objects.
Perform 25 successful stealth kills.
Use a dead body to lure another guard and then stealth kill them.
Save Azai from the mercenaries.
Kill one guard.
Dispatch two enemies at once using a body infected with Toxic Fungus.
Stun an elite guard with moths then dispatch him.
Complete one of the original Mark of the Ninja levels using the Path of Wisdom.
Disable a spotlight using the Dusk Moths.
Complete the new Special Edition level.
Knock out an enemy again that was revived from being knocked out.
Read one of the history lesson developer commentaries.
View any of the developer commentaries.