Here is the full list of all 38 Mark of the Ninja: Remastered achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Complete the game in New Game Plus.
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.
Read one of the history lesson developer commentaries.
View any of the developer commentaries.
Within a single Focus, aim and throw three different types of items.
Stun an elite guard with moths then dispatch him.
Dispatch two enemies at once using a body infected with Toxic Fungus.
Knock out an enemy again that was revived from being knocked out.
Earn all of the upgrades.
Complete Dosan's Tale.
Terrify a guard with a hanging stealth kill five times.
Earn three stars in every level.
Find all three scrolls in every level.
Complete all of the challenge rooms.
Earn all three seals in every level.
Kill a guard from inside the box.
Determine your fate.
Escape from the Stronghold.
Assassinate Karajan.
Distract 25 guards using your equipment.
Stealth kill an elite guard after stunning him.
Perform five different types of stealth kills in one level.
Stealth kill a guard from inside a dumpster.
Terrorize 10 guards.
Throw the body of one guard to terrorize another.
Use a dead body to lure another guard and then stealth kill him.
Kill a guard by getting other guards to shoot him.
Assassinate Kelly, the mercenary captain.
Perform 25 successful stealth kills.
Complete a level without killing any guards.
Complete a level without killing any guards and without being detected.
Get the Undetected bonus 10 times in one level.
Distract 25 guards using environmental objects.
Complete a level without getting detected.
Save Azai from the mercenaries.
Kill one guard.