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