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