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