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