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