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