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