Full list of all 73 Mortal Kombat X achievements worth 1,500 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 60 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 13 achievements worth 500 Gamerscore.
Win 5 Tower Battles
Complete 50 Living Towers
Win an Invasion 1v1 fight
Perform a 10 hit combo with every character
Reach level 50 in any faction
Play 200 complete online matches
Play 100 complete online matches
Complete a Tower with every character
Win 1 complete match in Survivor King of the Hill
Reach a 10 complete game win streak in Ranked 1v1 matches
Win 1 complete Regular King of the hill match
Win a single Tower Challenge
Complete a Test Your Might Tower
Play an Invasion Boss fight
Complete an Invasion Tower
Perform 50 Brutalities
Win a single complete match with every character variation
Play every character variation
Perform a Fatality in a match with every character
Kill yourself with Kotal Kahn for 1 round and win the match
Create a sun ray with Kotal Kahn and perform a flip stance 5 times while in the ray
Equip a Background, Icon and Border set
Complete Tutorial
Beat an opponent while they still have 90% health and you have 10% or less health remaining
Perform 100 Fatalities in matches
Play 7 complete Test Your Luck matches
Win a match by time out
Give Respect points in a King of the hill match
Perform every character's X-Ray
Become a member of every faction
See all Test Your Might deaths
Duck 30 times during Fatality sequence
Perform 1 Brutality
Win 1 Tower Battle
Complete 1 Tower Battle
Complete 10 Living Towers
Send a Tower Challenge to a friend
Equip a new Background image
Equip a new Icon
Equip a new Border
Confront a beast within the Krypt
View Kombat Kard
Win 1 complete online match
Complete a single Tower
Enter Practice mode
Perform 1 Fatality in a match
Complete 100% of Story Mode
Jump 30 times in 1 match
Complete 50% of Story Mode
Reach personal level 10 in XP
Hit someone with the old lady Level Interaction
Reach level 5 in any faction
Spill 1,000 pints of blood
Reach level 50 in all factions
Find a secret fight in the Living Towers
Reach personal level 65 in XP
Win 5 complete Regular King of the hill matches
Earn 1,000 Respect points
Unlock 50 Kustom Kombat Modifiers
Deal 1,000 total hits during Invasion Boss fights
Perform the Pit Stage Fatality with Leatherface in the Klassic Tower
Perform the Kove Stage Fatality with Triborg in the Klassic Tower
Win 5 complete matches with each Robot Type
Don't perform a Kombo over 4 hits with Bo' Rai Cho and win a complete Online Ranked 1v1 match
Flip Stance 10 times with a Kombat Pack 2 character during a Fatality sequence in an Online match
Perform a Stage Brutality with Alien in the Klassic Tower
Throw 5 Face Huggers during a match with Alien in the Klassic Tower
Perform a Klassic Fatality in a Klassic skin
Win the match with your opponent stepping on Caltrops
Win a match after connecting all attacks from Leatherface's Berserker Stance in the Klassic Tower
Complete the Klassic Tower with one of the Kombat Pack 2 characters
Perform Bo' Rai Cho's Drinking special 10 times during a match in the Klassic Tower
Jump back and forth over your opponent 5 times during the Fatality sequence and perform a Fatality