Here is the full list of all 58 Mortal Kombat 11 achievements. It takes around 60-80 hours to unlock all of the achievements on Windows.
Use 50 Konsumables
Play 25 AI Battle Simulator sets
Defeat an opponent as Bug-Vorah
Play 50 Kasual Versus matches
Perform 2 different FATALITIES with Cetrion
Play a Group Battle with 2 other players
Pay 100 total respect points in King of the Hill
Play 10 AI Battle Simulator sets
Duck 100 times during a match
Flip Stance 50 times during a match
Komplete all Advanced Tutorials
Komplete all Basics Tutorials
Komplete Story Mode
Perform 2 different FATALITIES with Geras
Perform 2 different FATALITIES with Kotal Kahn
Perform 2 different FATALITIES with D'Vorah
Perform 2 different FATALITIES with Jade
Perform 2 different FATALITIES with Kung Lao
Komplete the Novice, Warrior, or Champion Klassic Towers with 10 different kharacters
Perform 2 different FATALITIES with Kitana
Perform 2 different FATALITIES with Liu Kang
Perform 2 different FATALITIES with Erron Black
Perform 2 different FATALITIES with Kabal
Perform 2 different FATALITIES with Kano
Perform 2 different FATALITIES with Jacqui Briggs
Equip 5 different character intros
Equip 5 different character victories
Spear 50 hanging bodies in the Krypt
Perform 2 different FATALITIES with Kollector
Perform 30 different FATALITIES
Perform 2 different FATALITIES with Raiden
Perform 100 BRUTALITIES
Show MERCY 10 times
Perform 2 different FATALITIES with Sub-Zero
Perform 2 different FATALITIES with Baraka
Perform 2 different FATALITIES with Jax
Perform 2 different FATALITIES with Cassie Cage
Perform 2 different FATALITIES with Sonya
Komplete a Novice, Warrior, or Champion Klassic Tower once
Reach The Kredits
Perform 15 different FATALITIES
Spend 50,000 koins in the Naknadan shrine
Perform 2 different FATALITIES with Johnny Cage
Perform 2 different FATALITIES with Scorpion
Perform 2 different FATALITIES with Skarlet
Perform 2 different FATALITIES with Frost
Open 200 Krypt chests
Run 5 miles in the Krypt
Impale a head in the warrior shrine
Komplete 250 Towers
Perform 25 BRUTALITIES
Komplete 50% of Story Mode
Hit the Gong in the Krypt
Komplete 125 Towers
Spill 10,000 pints of blood
Perform 2 different FATALITIES with Noob
Komplete all Strategy Tutorials
Use 100 konsumables