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