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