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