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