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