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.
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.
Earn all of the upgrades.
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.
Earn three stars in every level.
Read one of the history lesson developer commentaries.
Distract 25 guards using your equipment.
Assassinate Karajan.
View any of the developer commentaries.
Stealth kill an elite guard after stunning him.
Terrify a guard and cause him to stumble to his death.
Stealth kill a guard from inside a dumpster.
Assassinate Kelly, the mercenary captain.
Within a single Focus, aim and throw three different types of items.
Get the Undetected bonus 10 times in one level.
Terrorize 10 guards.
Terrify a guard with a hanging stealth kill five times.
Kill a guard by getting other guards to shoot him.
Throw the body of one guard to terrorize another.
Perform five different types of stealth kills in one level.
Complete a level without killing any guards.
Complete a level without getting detected.
Complete a level without killing any guards and without being detected.
Use a dead body to lure another guard and then stealth kill him.
Distract 25 guards using environmental objects.
Perform 25 successful stealth kills.
Save Azai from the mercenaries.
Kill one guard.