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