Here is the full list of all 50 Mortal Kombat 1 achievements.
Perform 10 Different Kameo Fatalities
Perform 20 Different Fatalities
Komplete 100% Of Story Mode
Watch The Kredits
Komplete 50% Of Story Mode
Equip 3 Different Relics
Defeat The Final Boss Of An Invasions Season
Recharge A Talisman
Reach Invasions Level 20
Use 10 Different Kameo Characters
Komplete 5 Unique Test Your Might Encounters
Use 10 Konsumables
Reach Invasions Level 10
Trade For An Item From An Outworld Shop
Komplete 3 Daily Quests
Spend 10,000 Seasonal Kredits
Defeat A Major Boss In Invasions
Use A Talisman 10 Times
Komplete A Weekly Quest
Unlock A Secret Fight
Reach Invasions Level 5
Spill 5,000 Pints Of Blood
Survive An Ambush
Defeat A Mini Boss In Invasions
Change Your Kombat Kard Player Module
Komplete 25 Unique Encounters
Trade For An Item From An Earthrealm Shop
Komplete Cage Mansion Tutorial
Klear An Obstruction In Invasions
Komplete A Survival Encounter
Equip A Relic
Deal 10,000 Damage To Opponents
Forge A Talisman
Use A Talisman
Komplete 5 Unique Encounters
Use A Key
Spend 10,000 Koins On The Shrine
Komplete The Basic Tutorial
Spend A Total Of 1 Hour In Practice
Komplete Chapter 15 Twice
Play 5 Kombat League Sets
Perform 10 Different Brutalities
Komplete A Klassic Tower With 5 Different Characters
Dethrone A King
Komplete Mastery With 1 Kameo Character
Komplete Mastery With 5 Kameo Characters
Komplete A Titan Battle
Obtain A Total Score Of 5,000,000 In Gateway Towers
Unlock 10 Tower Endings
Perform A Taunt Without Being Interrupted During An Online Match