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