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.
Get the Undetected honor bonus 10 times in one level.
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.
Terrify a guard and cause him to stumble to his death.
Kill a guard from inside the box.
Earn all the upgrades.
Earn all the Seals in every level.
Earn three stars in every level.
Find all three scrolls in every level.
Stealth kill a guard from inside a dumpster.
Complete a level without killing any guards and without being detected.
Complete a level without killing any guards.
Determine your fate.
Complete all of the challenge rooms.
Escape from the Stronghold.
Assassinate Karajan.
Stealth kill an elite guard after stunning him.
Distract 25 guards using your equipment.
Terrorize 10 guards.
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.
Use a dead body to lure another guard and then stealth kill them.
Throw the body of one guard to terrorize another.
Perform 25 successful stealth kills.
Complete a level without getting detected.
Save Azai from the mercenaries.
Kill one guard.
Complete the game in New Game Plus.
Complete the new Special Edition level.
Knock out an enemy again that was revived from being knocked out.
View any of the developer commentaries.
Stun an elite guard with moths then dispatch him.
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.