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