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