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.
Kill a guard from inside the box.
Determine your fate.
Escape from the Stronghold.
Assassinate Karajan.
Terrify a guard and cause him to stumble to his death.
Stealth kill an elite guard after stunning him.
Distract 25 guards using your equipment.
Use a dead body to lure another guard and then stealth kill them.
Stealth kill a guard from inside a dumpster.
Assassinate Kelly, the mercenary captain.
Terrorize 10 guards.
Terrify a guard using the result of a hanging stealth kill five times.
Within a single Focus, aim and throw three different types of items.
Throw the body of one guard to terrorize another.
Kill a guard by getting other guards to shoot them.
Perform five different types of stealth kills successfully in one level.
Complete a level without killing any guards and without being detected.
Complete a level without killing any guards.
Complete a level without getting detected.
Perform 25 successful stealth kills.
Distract 25 guards using environmental objects.
Get the Undetected honor bonus 10 times in one level.
Save Azai from the mercenaries.
Kill one guard.
Complete the game in New Game Plus.
Earn three stars in every level.
Earn all the Seals in every level.
Find all three scrolls in every level.
Earn all the upgrades.
Complete all of the challenge rooms.
Dispatch two enemies at once using a body infected with Toxic Fungus.
Disable a spotlight using the Dusk Moths.
Complete one of the original Mark of the Ninja levels using the Path of Wisdom.
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.
Stun an elite guard with moths then dispatch him.