I like to share with you all fatalities and brutalities for mortal
kombat x

Notation Key

PlayStation/Xbox
1 - Square/X
2 - Triangle/Y
3 - X/A
4 - Circle/B

Cassie Cage

Bubble Head (Fatality 1) - Forward, Down, Back, Forward, 1 (Mid-Screen)
Selfie (Fatality 2) - Down, Forward, Down, Back, 4 (Close)
Between The Eyes (Brutality 1) - With over 50 percent health, kill the opponent with Single Shot (Back, Forward+1) from a single jump distance away (about three character lengths).
Hat's Off (Brutality 2) - Do not low a round during the match, then kill the opponent with Kick Abuse (Diagonal Down-Forward+1) and hold Up before the third hit in Kick Abuse.*
Pop Goes (Brutality3) - In the Hollywood variation, hit four Nut Krackers (Back, Down+3) during the match, then kill the opponent with a Nut Kracker.
Beat Down (Brutality 4) - In the Brawler variation, kill the opponent with a three-hit combo that ends with Take Down (Back, Forward, 3).*
Half Day (Brutality 5) - In the Spec Ops variation, use The American Way taunt (Down, Back+1) five times during the match, then kill the opponent with Target Paint (Down, Down+1+Block) from a single jump distance away.*

D'Vorah

Bug Me (Fatality 1) - Back, Forward, Back, 3 (Mid-Screen)
Heart Broken (Fatality 2) - Forward, Back, Forward, 2 (Close)
Migraine (Brutality 1) - With over 50 percent health, kill an opponent with Ovipositor Charge (Down, Back+4), then hold Forward.
Fly Swatter (Brutality 2) - During the match perform a four-hit kombo that ends with the Backward Air Throw (Down+Throw, Back in the air), then kill the opponent with the Backward Air Throw.*
Incubate (Brutality 3) - In the Brood Mother variation, hit the opponent with three Krawler attacks (Down, Forward+3), then kill the opponent with a throw.
Bug Zapper (Brutality 4) - In the Swarm Queen variation, stun the opponent with the Bug Bomb (Down, Forward+1+Block) during the match, then from full screen kill the opponent with Infestation (Down, Back+1+Block).
Acid Burn (Brutality 5) - In the Venomous variation, connect all nine hits of Bug Spray (Down, Forward+1+Block) during the match, then kill the opponent with Bug Spray.*

Ermac

Inner Workings (Fatality 1) - Hold Block, Down, Up, Back, Release Block (Mid-Screen)
Head Out (Fatality 2) - Hold Block, Forward, Down, Down, Up, Release Block (Mid-Screen)
Nether Force (Brutality 1) - Perform 10 special moves during the match, then kill the opponent with an Air Force Port (Down, Back+4+Block in the air).
We Win (Brutality 2) - Connect a five-hit combo that ends with the Force Lift (Down, Back+1), then kill the opponent with a Force Lift.*
Gluttony (Brutality 3) - In the Mystic variation, with at least 40 percent health kill the opponent with a Tele-Hold (Down, Back+1+Block).*
Soul Eater (Brutality 4) - In the Master of Souls variation, connect a 10-hit combo, then while Ermac has all three souls floating around him, hit the opponent with Soul Ball (Back, Forward+2) and kill the opponent with Soul Release (Back, Forward+1).*
Controlled Chaos (Brutality 5) - In the Spectral variation, use Soul Accession (Down, Down, Up) to fly, then kill the opponent with a Soul Charge (Back, Forward+2).*

Erron Black

Sand Storm (Fatality 1) - Down, Back, Forward, Down, 1 (Mid-Screen)
Six Shooter (Fatality 2) - Back, Forward, Back, Forward, 2 (Full Screen)
Tunnel Vision (Brutality 1) - Kill an opponent with a basic throw, then hold Forward during the animation.
Serenity (Brutality 2) - Kill the opponent with Sand Trap (Down, Back, Forward+2) or Quick Sand (Down, Back, Forward+2+Block) and press 1 or 2 a total of 15 times during the animation of the attack.
Quick Draw (Brutality 3) - In the Gunslinger variation, back dash at least 10 times throughout the match, then from sweep distance (two character lengths) kill the opponent with Spin Shot (Down, Back+1, 4)
Sword In the Stone (Brutality 4) - In the Outlaw variation, kill the opponent with Tarkatan Infection (Down, Forward+2) and press Up, Down, Up during the attack animation.
Swing Low (Brutality 5) - In the Marksman variation, with at least two bars available in your Super Meter, kill the opponent with Swing Low (Down, Back+2).*

Ferra/Torr

Better Than One (Fatality 1) - Forward, Back, Forward, Back, 3 (Close)
Play Time (Fatality 2) - Down, Back, Forward, Back, Back (Mid-Screen)
Trample (Brutality 1) - Run at least three times during the match, then kill the opponent with Tuck ;n; Charge (Back, Forward+3), but the first hit must miss completely and you must hold Forward during the attack animation.
Play Thing (Brutality 2) - Kill the opponent with a two-hit combo that ends with Kaber Toss (Forward+2). Stabby Stab (Brutality 3) - In the Ruthless variation, while Pain and Gain (Down, Down+1) is active, kill the opponent with Grab 'n' Stab (Down, Back, Forward+1+Block).
Twisted (Brutality 4) - In the Vicious variation, use three stage interactions during the match, then kill the opponent with Deep Stab (Down, Back, Forward+1+Block) and press any attack button five times during the final hit.
Steam Roller (Brutality 5) - In the Lackey variation, hit the opponent with at least three Boulder Rolls (Back, Forward+2) during the match, then kill the opponent with a Double Boulder Roll (Back, Forward+2+Block).
Step on Down (Brutality 6) - In the Lackey variation, with Ferra/Torr having less than 35 percent health, kill the opponent with the Step Aside combo (Back+3,1+4).*

Goro

Peek-A-Boo (Fatality 1) - Back, Forward, Down, 4 (Close)
Shokan Amputation (Fatality 2) - Back, Down, Down, Up (Close)
Speed Bag (Brutality 1) - Win the match in two rounds, killing the opponent with the Shokan Grab (Down, Back, Forward+3) or Shokan Slam (Down, Back, Forward+3+Block), holding Forward during the attack animation.
Krush (Brutality 2) - With the opponent blocking, kill them with a Krush (Down, Up+Block)
Chest Bump (Brutality 3) - In the Kuatan Warrior variation, perform five forward dashes (Forward, Forward) during the match, then with over 50 percent health kill the opponent with a Chest Lunge (Back, Forward+2) or Chest Charge (Back, Forward+2+Block).
Tail Spin (Brutality 4) - In the Dragon Fangs variation, kill the opponent with the Dragon Spin (Down, Back+2+Block), but only the third hit of the Dragon Spin can connect, the first two hits have to miss the opponent.
Shokan Flame (Brutality 5) - In the Tiger Fury variation, stand close to the opponent and kill them with the Dragon Torch (Back, Forward+2+Block), holding 2 during the attack animation.

Jacqui Briggs

Blown Out (Fatality 1) - Forward, Back, Forward, Back, 2 (Close)
Fist Pump (Fatality 2) - Forward, Down, Back, 4 (Close)
Mind Blown (Brutality 1) - Kill the opponent with a Bionic Blast (Back, Forward+2+Block) and press Forward, Forward, Forward during the attack animation.
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Jax

T-Wrecks (Fatality 1) - Forward, Back, Down, 2 (Close)
Jax The Ribber (Fatality 2) - Down, Back, Forward, Forward (Close)
Sledge Hammer (Brutality 1) - Kill a ducking opponent with Back, Forward+2, Down
Brutality 2 -*
Brutality 3 -*
Ground Breaking (Brutality 4) - In the Pumped Up variation, hit three Ground Pounds during a match, then kill the opponent with Down, Down+4+Block (Ground Shake) and hold 4 during the attack.
Brutality 5 -*

Johnny Cage

Here's Johnny (Fatality 1) - Back, Forward, Back, Forward, 1 (Close)
Little Improv (Fatality 2) - Forward, Back, Forward, Forward (Mid-Screen)
Eye Popping (Brutality 1) - Hit the opponent with at least four Nut Punch attacks (Back, Down+3) throughout the match and kill the opponent with a Nut Punch or Nut Cracker (Back, Down+3+Block).
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Kano

Head Case (Fatality 1) - Down, Forward, Down, Back, 3 (Close)
Knife To Meet You (Fatality 2) - Down, Down, Forward, 1 (Full Screen)
Ballin' (Brutality 1) - Kill a blocking opponent with chip damage from an Air Ball (Back, Forward+3+Block in the air).
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Kenshi

Tele-Copter (Fatality 1) - Back, Forward, Back, Back (Full Screen)
My Puppet (Fatality 2) - Forward, Down, Back, Up (Mid-Screen)
Used Up (Brutality 1) - Win the first round of the match with a throw, then kill the opponent with a throw.
Brutality 2 -*
Leg Up (Brutality 3) - In the Balanced variation, score the first hit of the match (for the meter bonus), then kill the opponent with a Tele-Flurry (Back, Forward+3).
Brutality 4 -*
Brutality 5 -*

Kitana

Dark Fan-Tasy (Fatality 1) - Down, Forward, Back, Forward, 2 (Mid-Screen)
Splitting Hairs (Fatality 2) - Back, Forward, Down, Down (Mid-Screen)
Off The Top (Brutality 1) - Kill the opponent with a Throat Slice (Back, Forward+3) or Throat Slash (Back, Forward+3+Block).
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Kotal Kahn

Be Mine! (Fatality 1) - Down, Back, Forward, 1 (Close)
Tight Squeeze (Fatality 2) - Forward, Back, Forward, Back, 2 (Close)
Kotally Awesome (Brutality 1) - Stand at sweep distance (one character length away) and kill the opponent with Sun Beam (Down, Forward+4) or God Ray (Down, Forward+4+Block).
Brutality 2 -*
Brutality 3 -*
Sawed Off (Brutality 4) - In the War God variation, kill the opponent with a three-hit combo that ends with Saw Blade (Down, Forward+2).
Brutality 5 -*

Kung Jin

Target Practice (Fatality 1) - Down, Forward, Down, Back, 2 (Close)
Pinned Down (Fatality 2) - Forward, Back, Down, Down, 1 (Mid-Screen)
A Little Heart (Brutality 1) - Go at least seven seconds without being hit during the final round of the match, then stand at sweep distance (one character length away) and kill the opponent with a Straight Arrow (Down, Forward+2).
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Kung Lao

Face Grind (Fatality 1) - Down, Back, Down, Forward, 4 (Close)
Flower Pot (Fatality 2) - Down, Forward, Down, Back, 1 (Close)
Open Wide (Brutality 1) - Kill opponent with a standard throw while pressing 1 or 2 15 times during the throw animation.
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Liu Kang

Sore Throat (Fatality 1) - Down, Down, Back, Forward, Forward (Close)
Splitter (Fatality 2) - Back, Forward, Down, Up (Close)
Hot Head (Brutality 1) - Use at least three stage interactions during the match, then kill the opponent by hitting them in the head with an Air Fireball (Back, Forward+1 in the air).
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Mileena

Face Feast (Fatality 1) - Down, Back, Down, Back, 3 (Close)
Tasty Treat (Fatality 2) - Forward, Back, Forward, Back, 2 (Close)
High Roller (Brutality 1) - Hit the opponent with at least five Ball Roll attacks (Back, Down+4), then kill the opponent with a Ball Roll or Flip 'n' Roll (Back, Down+4+Block).
Tele-Splat (Brutality 2) - Kill the opponent with a Tele-Kick (Down, Down+3) or Tele-Drop (Down, Down+3+Block), and hold Up during the attack animation.
Brutality 3 -*
Brutality 4 -*
Early Lunch (Brutality 5) - In the Ravenous variation, kill the opponent with the Quick Taste combo (Back+1,2,1+3, Up, Up+2 and hold up throughout the animation).

Quan Chi

Mind Game (Fatality 1) - Forward, Back, Forward, Back, 4 (Full Screen)
Both Ends (Fatality 2) - Down, Forward, Back, Forward, 2 (Close)
Kurb Stomp (Brutality 1) - Kill the opponent with Sky Crush (Down, Back+4+Block) and press Down, Down, Down before the last head slam of the attack.
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Raiden

Bug Eyes (Fatality 1) - Forward, Back, Forward, 1 (Close)
Conducting Rod (Fatality 2) - Down, Forward, Back, Forward, 4 (Full Screen)
Super Shocker (Brutality 1) - Kill the opponent with Electrocute (Down, Forward+2) and press 2, 2, 2 during the attack animation.
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Reptile

Bad Breath (Fatality 1) - Down, Forward, Down, Forward, 4 (Close)
Acid Bath (Fatality 2) - Down, Down, Back, Forward, 1 (Close)
Acid Wash (Brutality 1) - Inflict more than 30 percent damage with Acid Spit (Down, Forward+1) during the match, then kill the opponent with Acid Spit.
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Bo Dash (Brutality 5) - In the Noxious variation, activate Poison Gas (Down, Down+3), then kill the opponent with Reptilian Smash (Back, Forward+2+Block).

Scorpion

Stop Ahead (Fatality 1) -* Down, Back, Forward, 2 (Mid-Screen)
Who's Next (Fatality 2) - Down, Back, Forward, Up (Mid-Screen)
Get Over Here (Brutality 1) - With over 50 percent health remaining, kill the opponent with an enhanced Double Spear (Back, Forward+1+Block, then Block again once the attack connects).
Shirai Ryu Fire (Brutality 2) - Kill the opponent with an Air Flameport (Down, Back+3+Block in the air).
Just A Scratch (Brutality 3) - In the Ninjitsu varition, hit the oponentthree times with Downfall (Back+4) during the match, then kill the opponent with Doom Blade (Forward+2).
Brutality 4 -*
Brutality 5 -*

Shinnok

The Grinder (Fatality 1) - Down, Back, Forward, Down, Up (Mid-Screen)
Flick Trick (Fatality 2) - Hold Block, Down, Up, Down, Up, Release Block, Press Block (Mid-Screen)
Gory Hole (Brutality 1) - Kill the opponent with Amulet Strike (Back, Forward+Hold 1), holding 1 during the attack.
Brutality 2 -*
Brutality 3 -*
Have A Nice Day (Brutality 4) - In the Bone Shaper variation, with one bar of Super meter, kill the opponent with the Deity combo (Forward+2,2,1+3).
Brutality 5 -*

Sonya Blade

Target Marked (Fatality 1) - Down, Down, Back, Forward+Block (Close)
Head Hunter (Fatality 2) - Forward, Back, Down, Back, 2 (Mid-Screen)
Thigh Master (Brutality 1) - With less than 50 percent health, perform a five-hit combo that ends with the Leg Grab (Back, Forward+4) or Leg Slam (Back, Forward+4+Block), killing the opponent with the final hit.
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Brutality 5 -*

Sub-Zero

Chest Kold (Fatality 1) - Back, Forward, Down, Back, 4 (Close)
Bed of Ice (Fatality 2) - Down, Back, Down, Forward, 4 (Close)
Snow Ball (Brutality 1) - With more than 40 seconds remaining in the round, freeze the opponent, then stand a full screen-length away and hit them with Ice Blast (Down, Forward+2+Block).
Brutality 2 -*
Brutality 3 -*
Brutality 4 -*
Splitting Image (Brutality 5) - In the Grandmaster variation, create an Ice Klone (Down, Back+2)* or Ice Statue (Down, Back+2+Block), then kill the opponent by exploding the Klone with Ice Burst (Down, Back+1) or Frost Bomb (Down, Back+1+Block), while holding Back.

Takeda

Whip It Good (Fatality 1) - Down, Forward, Down, Back, 2 (Mid-Screen)
Head Cage Fatality 2) - Forward, Back, Down, Down, 1 (Mid-Screen)
Armless (Brutality 1) - Kill the opponent with a normal throw and pres 1 or 2 four times during the throw animation.
Brutality 2 -*