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