Bio:
Thought to have been vanquished in the Shaolin Tournament, Sub-Zero mysteriously returns. It's believed this secretive member of the Lin Kuei, a legendary clan of Chinese "ninjas", has returned to again attempt an assassination of Shang Tsung. To do so, he must fight his way through Shao Kahn's tournament.
Ending:
Having been killed in the first tournament Sub-Zero somehow seems to have emerged to win the third tournament. However, upon removing his mask both the Outworld and the Earth-born warriors are shocked to discover the true identity of this warrior. A warrior who has long been missing from a previous Mortal Kombat, and one who will return in the fourth tournament.
Cyrax
Bio:
Cyrax is unit LK-4D4 The second of three prototype cybernetic ninjas built by the Lin Kuei. Like his counterparts, Cyrax's last programmed command is to find and terminate the rogue ninja, Sub-Zero. Without a soul, Cyrax goes undetected by Shao Kahn and remains a possible threat against his occupation of Earth.
Ending:
Cyrax is captured by Sub-Zero and is reprogrammed with new orders: destroy Shao Kahn. With the Kahn unable to detect the assassin's soulless presence, Cyrax delivers a successful sneak attack. But, after eliminating Kahn and saving Earth, Cyrax awaits new orders from his Lin Kuei headquarters. The orders never come and Cyrax malfunctions. He ends up stranded in the middle of a vast desert, blindly heading towards his base.
Ermac
Bio:
An enigma to all who came in contact with him. Ermac's past remains shrouded in mystery. It's believed that he exists as a life force brought together by the souls of extinguished Outworld Warriors. Shao Kahn has managed to take possession of these souls and use them to fight on the side of tyranny.
Ending:
Having been in hiding since the first Mortal Kombat tournament, neither the Earth nor the Outworld recognized this elusive ninja. Ermac uses his victory in the tournament to prove his existence as well as a warning that he will return as an unstoppable force in the fourth Mortal Kombat.
Human Smoke
Bio:
In his human form, Smoke was a lethal assassin working for the Lin Kuei. But when they decided to automate their ninjas, Smoke is caught in the middle. He became a cyborg assassin, whose human form would exist as a memory forever more.
Ending:
Before his transformation into a cyborg assassin, Smoke was one of the Lin Kuei's finest ninja. It was during this time that he came to know his greatest ally - Sub-Zero. When the Lin Kuei decide to automate their warriors, the two attempted to escape. While Sub-Zero successfully eluded capture, Smoke did not, he would become a robotic nightmare, his soul trapped inside a living machine. In his human form, Smoke was a fierce warrior. In his mechanical body he is even more lethal. But his true form is that of a human, one he'll know again only in dreams.
Jade
Bio:
When the renegade Princess Kitana makes her escape into the unknown regions of Earth, Jade is appointed by Shao Kahn to bring her back alive. Once a close friend of the Princess, she is faced with the choice of betraying her friend or disobeying her Emperor.
Ending:
Jade makes the decision to assist her long time friend Kitana. She thwarts an assassination attempt by Reptile against the princess and fiends off their other Outworld enemies. This clears the path for Kitana to turn Sindel against the Emperor Shao Kahn. With Sindel removed as an enemy, Jade finds herself facing the enemy in kombat. She defeats him and both earth and her former homeland of Edenia are transformed to their original states. Jade has earned herself a place alongside the great heroes of Mortal Kombat.
Jax
Bio:
After failing to convince his superiors of the coming Outworld menace, Jax begins to covertly prepare for future battle with Kahn's minions. He outfits both arms with indestructible bionic implants. This is a war that Jax is prepared to win.
Ending:
The second time Jax battles the forces of Shao Kahn he comes prepared. Thought to be the strongest man on Earth, he has no problem proving it; first by beating Kahn's armies then by defeating the emperor himself. When the world reverts back to normal, Jax and Sonya start the Outer World Investigation Agency. Jax runs the exploratory division which learns to open portals through Science rather than magic. He leads the first expedition into a mysterious new realm.
Kabal
Bio:
As a chosen warrior, his identity is a mystery to all. It's believed that he is the survivor of an attack by Shao Kahn's extermination squads. As a result, he is viciously scarred and kept alive only by artificial respirators and a rage for ending Shao Kahn's conquest.
Ending:
After returning from near death Kabal swears revenge against his attackers. He fights alongside the other Earth warriors. When he defeats Motaro and the mighty Shao Kahn he proves that he truly is the chosen one. Before the invasion Kabal lived a life of crime. He was once a member of the Black Dragon along with Kano. Now Kabal devotes his life to fighting injustice; he will give crime's inner circles a new reason to fear.
Kano
Bio:
Kano is thought to have been killed in the first Tournament. Instead, he's found alive in the Outworld, where he once again escapes capture by Sonya. Before the actual Outworld invasion, Kano convinces Shao Kahn to spare his soul. Kahn needs someone to teach his warriors how to use Earth's weapons, and Kano is the man to do it.
Ending:
When Shao Kahn lets Kano live he fails to realize the resourcefulness of the scheming human. Kano lures Kahn's army away on a false mission, then nukes them using a stolen weapon. He fights the remaining warriors and finally defeats Kahn himself. Kano's true intention is to take over the souls which Kahn once possessed. But Kano is unable to control the spirits as they escape and attack him. Rumored to have suffered a violent death Kano was ignorant of the fact that he saved the world he tried to conquer.
Kitana
Bio:
Kitana is accused of treason by the high courts of the Outworld after murdering her evil twin Mileena. Shao Kahn appoints a group of warriors specifically to catch his daughter and bring her back alive. But Kitana must find a way to reach the newly crowned Queen Sindel first and warn her of their true past.
Ending:
Kitana evades the evil clutches of Shao Kahn and escapes into the unknown regions of earth. She survives an assassination attempt by the vile creature Reptile and allies herself with her one time comrade Jade. Together with help of earth's warriors, Kitana reaches Sindel and turns the queen against her Emperor. With Shao Kahn defeated, the earth is transformed back to it's original state as is Kitana's realm of Edenia. She will be forever in debt to her friends on earth as she rules the new realm of Edenia at queen Sindel's side.
Kung Lao
Bio:
Kung Lao's plan to reform The White Lotus Society comes to a halt when Shao Kahn's invasion takes the Earth by storm. As a Chosen Warrior, Kung Lao must use his greatest fighting skills to bring down Shao Kahn's reign of terror.
Ending:
When Kahn invades Earth, Kung Lao must scrap his plans of reuniting the White Lotus society. He instead must focus on the new tournament. He seeks Liu Kang and together they battle Kahn's forces fearlessly. Using the knowledge he obtained as a Shaolin monk he fights in the name of his great ancestor - the original Kung Lao. He emerges victorious but suffers from injuries during battle with Kahn. Believed to have passed away Kung Lao joins his ancestor in a new life.
Liu Kang
Bio:
After the Outworld invasion, Liu Kang finds himself the prime target of Kahn's extermination squads. He is the Shaolin Champion and has thwarted Kahn's schemes in the past. Of all the humans, Kang poses the greatest threat to Shao Kahn's rule.
Ending:
After thwarting Shao Kahn in the past, Liu Kang finds himself the main target of Kahn's extermination squads. But Kang is the reigning Mortal Kombat Champion and proves it by easily defeating Kahn's minions. But it's the apparent death of his friend Kung Lao that enrages Kang and enables him to find the strength to defeat Shao Kahn. Then before the portal closes, Liu Kang is greeted by Princess Kitana and thanked for saving the Earth and the Outworld.
Mileena
Bio:
Murdered by her twin sister Kitana, Mileena finds herself brought back to life by Shao Kahn himself. Her skills as a vicious fighter will be needed to defeat Earth"s chosen warriors. Her ability to read the thoughts of her twin sister will enable Kahn to stay one step ahead.
Ending:
Winning the third tournament enables her to reclaim her thrown as Outworld queen. With the help of Baraka they threaten the earth warriors into a fourth Mortal Kombat where they can gain supreme control of the Outworld and earth realms.
Motaro
Bio:
In the realm of the Outworld, Motaro's race of Centaurians has long since come into conflict with the Shokan. When Shao Kahn formed special extermination squads to eliminate the Chosen Warriors of Earth, Motaro was appointed to head this elite group of Savage Warriors.
Nightwolf
Bio:
He works as a historian and preserver of his people's culture. When Kahn's portal opens over North America, Nightwolf uses the magic of his Shamen to protect his tribe's sacred land. This area becomes a vital threat to Kahn's occupation of the Earth.
Ending:
Nightwolf helps other Earth warriors escape to his sacred land. Once there they regroup and form a plan of attack against Shao Kahn's invasion. Nightwolf has trained hard for this battle; finally he faces Shao Kahn and emerges victorious. When the Earth returns to its normal state, Nightwolf peacefully regains the lands his Native-American people lost over many years. They establish their own proud nation and soon become the great leaders of Earth.
Noob Saibot
Bio:
Noob Saibot emerges from the darkest region of reality -- a region known as the Netherealm. He belongs to a group called the Brothers of Shadow, and worships an evil and mysterious fallen Elder God. His mission is to spy on the events taking place in the Battle between the Realms and report back to his enigmatic leaders.
Ending:
At first a passive observer, Noob Saibot would soon receive orders to side with the evil emperor Shao Kahn. Saibot's leaders in the netherealm want him to join Kahn's battle to gain his trust and to gain entrance into the Earth Realm. When Kahn drops his guard, Noob Saibot is ordered to attack. With both the Earth realm and the Outworld's emperor defeated, the fallen elder god known as Shinnok can take both realms and gain the power he needs to strike back at the elder gods who banished him into the Netherealm.
Rain
Bio:
Born of Kitana's former world of Edenia, Rain was smuggled away from the realm as a small child shortly after Shao Kahn's take over. Thousands of years later he resurfaced. His allegiance belonging to Kahn, he chose to betray his homeland rather than suffer at the hands of Kahn's extermination Squads.
Ending:
Rain fights valiantly for the emperor Shao Kahn, but it would be Kahn's own step daughter, The Princess Kitana who turns Rain against him. Like Kitana, Rain's origins also come from their former realm of Edenia. He learns that his father was once a general in Edenia's army and died at the hands of Shao Kahn himself. Enraged at the truth about his history, he joins Kitana in aligning with the Earth Realm Warriors. But his allegiance comes under question when he mysteriously disappears during an extermination squad attack. To prove his loyalty he embarked on a suicide mission to destroy Shao Kahn and end the menace once and for all.
Reptile
Bio:
Always a reliable servant to Shao Kahn, Reptile is chosen to assist Jade in the capture of Kitana. In contrast to Jade's instructions, Reptile is ordered to stop the renegade Princess at all costs...even if it means her death.
Ending:
Reptile is ordered by Shao Kahn to find and kill Kitana. He is successful in completing his task but upon returning, finds himself shunned by the Emperor. Shao Kahn promised Reptile that if he was successful that he would resurrect Reptile's race. Shao Kahn never had any intentions of fulfilling his promise. Enraged, Reptile turns against his master and defeats him in battle. But by killing his master, Reptile destroys the one chance to ever know his true race.
Scorpion
Bio:
When Shao Kahn makes a failed attempt at stealing the souls which occupy Earth's hell, Scorpion is able to escape from the nether region. Free to roam the Earth once more, Scorpion holds allegiance with no one. He's a wild card in Earth's struggle against the Outworld.
Ending:
Scorpion is inadvertently released from his damnation in hell when Kahn's plan to overtake that realm goes away. Free to roam earth, Scorpion is enlisted by the Emperor to aid him and his quest to destroy the chosen warriors. But his alliance to Shao Kahn falters when he discovers one of the chosen warriors to be Sub-Zero. Scorpion was vowed to protect the former ninja as restitution for killing his brother. Shao Kahn finds himself the victim of his own scheme as Scorpion is forced to turn against him. He destroys the Emperor and the earth is returned to normal. Scorpion finds himself once again roaming the pits of hell only to one day rise again.
Sektor
Bio:
Sektor is actually the code name for unit LK-9T9. He was the first of three prototype Cybernetic Ninjas built by the Lin Kuei. Sektor was once a human assassin trained by the Lin Kuei. He volunteered for automation because of his loyalty to the Clan. Sektor survives the Outworld invasion - he has no soul to take.
Ending:
After eventually terminating Sub-Zero, Sektor is attacked by Shao Kahn's army. Unfamiliar with the Outworld warriors, Sektor fights back. He targets Kahn and all Outworld beings as threats to the Lin Kuei. Kahn's minions are no match for Sektor who fights his way into the fortress. Once inside Sektor initiates his self destruct sequence. The resulting explosion is so massive that it closes the portal and returns Earth back to normal.
Sheeva
Bio:
She was hand-picked by Shao Kahn to serve as Sindel's personal protector. However, she becomes suspicious of Shao Kahn's loyalty towards her race of Shokan when he places Motaro as the leader of his extermination squads. On the Outworld, Motaro's race of Centaurians are the natural enemy of the Shokan.
Ending:
While Sheeva serves her master on Earth, her race of Shokan are being punished on the Outworld. Kahn now favors Motaro's race of Centaurs and aids them in defeating the shokan. After learning of these events Sheeva turns on her master. She defeats Motaro and in a rage brings down Kahn. In freeing the Earth she also frees the Outworld. She then returns home and works to restore the pride and respect of her race.
Sindel
Bio:
She once ruled the Outworld at Shao Kahn's side as his queen. Now, 10,000 years after her untimely death, she is reborn on Earth. Her evil intent is every match for Shao Kahn's tyranny. She is the key to his occupation of Earth.
Ending:
Sindel receives visions of her true past and turns against Shao Kahn. She discovers that her true king was named Jerrod. They once had a daughter named Kitana and ruled a realm called Edenia; before Kahn took it away in their own Mortal Kombat. He used Sindel as a pawn in his quest for Earth and took Kitana as his own daughter. But in defeating Shao Kahn, Sindel frees the Earth. In doing so, she also liberates Edenia and insures a reunion with her 10,000 year old daughter - Kitana.
Robot Smoke
Bio:
Smoke, unit LK-7T2, is the third prototype cyber-ninja built by the Lin Kuei. He tries to escape the Lin Kuei automation process with Sub-Zero but is captured. His memories are stripped away, leaving behind an emotionless killer. However, Sub-Zero believes that within this machine is a human soul trying to escape.
Ending:
Smoke was once a friend and ally of Sub-Zero when they both tried to escape from being turned into machines by their ninja clan. But Smoke is captured and transformed into a cyborg with a mission to find and kill his old partner. But Smoke soon finds himself being persued by Shao Kahn's minions. He learns that he still has a soul and his true mission is the distruction of the Outworld invaders. He defeats Kahn and saves the world but is forever trapped in his artificial body.
Sonya
Bio:
Sonya Blade disappears in the first Tournament, but is later rescued from the Outworld by Jax. After returning to Earth, she and Jax try to warn the U.S. Government of the looming Outworld menace. Lacking proof, they watch helplessly as Shao Kahn begins his invasion.
Ending:
Sonya defeats her arch enemy Kano high atop a skyscraper near Shao Kahn's fortress. She then comes face to face with the emperor himself. In an incredible display of courage, Sonya wins. When the world returns to its normal state, Sonya has no trouble convincing her superiors to form the Outer World Investigation Agency; devoted to protecting the Earth against possible future invasions from other realms.
Stryker
Bio:
When the Outworld portal opens over a large city in North America, panic and chaos rage out of control. Kurtis Stryker was the leader of a riot control brigade when Shao Kahn began taking souls. He finds himself the lone survivor of a city once populated by millions.
Ending:
Ignorant of why his soul was spared from the Outworld invasion, Stryker receives a vision from Rayden. He is instructed to travel west. He eventually meets the rest of Earth's warriors and learns the true meaning of his survival. He travels back to the city he swore to protect. Kahn is unfamiliar with this new kombatant and is caught off guard. Stryker defeats the warlord and saves the entire planet. The chaos that consumed the city in the hours before the invasion are gone.
Shang Tsung
Bio:
Tsung is Shao Kahn's lead Sorcerer. He once fell out of favor with his emperor after failing to win the Earth Realm through Tournament Battle. But the always scheming Shang Tsung is instrumental in Kahn's conquest of Earth. He has now been granted more power than ever.
Ending:
When Shao Kahn overtakes the Earth he needs Shang Tsung to help locate the surviving humans. Granted new powers he soon discovers his dark emperor's true plan; as soon as the remaining warriors are disposed of, Kahn will take Tsung's own soul. After learning of this, Tsung turns on his master. He catches Motaro off guard and then defeats Shao Kahn. But before the Earth can return to normal Tsung takes all the souls as his own. He will forever rule Earth with his own brand of evil.
Sub-Zero
Bio:
The ninja returns unmasked. He was betrayed by his own ninja clan - the Lin Kuei. He broke the sacred Codes of Honor by leaving the Clan and is marked for death. But unlike the Ninja of old, his pursuers come as machines. He must not only defend against the Outworld menace, but must also elude his soulless assassins.
Ending:
In vicious battle Sub-Zero faces Cyrax and Sektor; but not alone. He finds his third Lin Kuei assassin- the Elusive Smoke. Before automation Smoke and Sub-Zero were allies. Sub-Zero helps Smoke recall his past and gains him as an ally once again. Sub-Zero defeats his cyborg assassins with the help of Smoke and finds it takes all his own inner strength to defeat Kahn and his Outworld minions. The former ninja once again disappears into the Shadows. His legacy is known only by a select few.