Kievskaya is an abandoned station located near the entrance to D6.

The Spartan Rangers are the best soldiers in the Metro. They fight bandits and mutants. Some of them also protect Polis. The Rangers have the best weapons in the Metro.

1 MGR can buy 4 revolver bullets. 1 MGR can buy 3 5.45x39mm bullets. 1 MGR can buy 3 ball bearings. 1 MGR can buy 2 bolts. 1 MGR can buy 3 shotgun shells.

D6 or Metro 2 is a large government bunker located in the Moscow Metro. It is located near Kievskaya. It is occupied by the Rangers.

Filters are required for gas masks to work. A filter will last about 10 minutes in a toxic area. A filter usually costs about 20 MGR.

A gas mask protects its user from harmful chemicals and radiation. Gas masks require filters to work. Each filter lasts around 10 minutes in toxic areas. A gas mask usually costs about 50 MGR.

Most of the vehicles in the Metro are hand pumped railcars, but some use engines. The Fourth Reich and Red Line have built tanks out of railcars. The Rangers have created a car that is used to drive on the surface, and it has a machine gun.

Food usually costs around 15 MGR. Water usually costs around 10 MGR. 1 MGR can buy 4 revolver bullets. 1 MGR can buy 3 5.45x39mm bullets. 1 MGR can buy 3 ball bearings. 1 MGR can buy 2 bolts. 1 MGR can buy 3 shotgun shells.

Nosalises are the most common mutant. A nosalis looks like a very large mole. Nosalises are sometimes called snouts.

The Tihar is an air rifle created in the Metro. It fires ball bearings, and it has 15 ball bearings in a magazine. It is very quiet because it is an air rifle. The ball bearings are propelled by a can of compressed air in the stock of the gun, which gets its pressure from a pump at the end of the handguard. It is more powerful with more air pressure, but it will start to leak air if there is too much. A Tihar usually costs about 200 MGR.

The Shambler is an automatic revolving shotgun created in the Metro. A Shambler usually costs about 100 MGR.

The Duplet is a double barrel shotgun created in the Metro. Both barrels can be fired at the same time. A Duplet usually costs about 50 MGR.

Black Station is controlled by the Fourth Reich. The Fourth Reich uses Black Station to go to the surface.

Polyanka is an abandoned station near Polis. People who go to Polyanka will often hallucinate while there. The visions are usually something important to the person viewing them.

Dry Station is a heavily defended station controlled by bandits.

The Helsing is an air rifle created in the Metro. It is created from a revolver and it fires bolts. It is very quiet because it is an air rifle. A Helsing usually costs about 250 MGR.

Oktyabrskaya is an abandoned station on the Koltsevaya Line. Oktyabrskaya was controlled by Hansa. It was attacked by Red Line using a bioweapon and most people in the station were killed.

Depot Station is an abandoned station. Not much is known about it, but it has many abandoned trains. It is also a breeding ground for nosalises.

In the Metro, weapons are necessary to survive. Most people in the Metro have weapons. Most weapons were created in the Metro. Weapons that were created before WW3 are valuable. The weapons that can be found in the Metro are Kalash, Kalash 2012, Bastard, Helsing, Tihar, revolver, Abzats, Saiga, Duplet, and Shambler. There are also some machine guns, but they are only mounted at the entrance to a station and sometimes to railcars.

Watchmen look like mutated dogs, and they are usually found on the surface. They hunt in packs. They watch their prey and wait for a proper time to attack.

Spiderbugs look like a spider and a scorpion combined. They are sensitive to light. Adult spiderbugs have a thick armored shell that is bulletproof. Spiderbugs will flip onto their back if they are exposed to light for a long time. Spiderbugs are usually found in dark places in the Metro.

The Kalash is an AK74 assault rifle created before World War 3. It uses 5.45x39mm rounds. It is one of the best weapons in the Metro. A Kalash usually costs abou 100 MGR.

Librarians are mutants found only in the Moscow State Library. Librarians resemble gorillas, but they are much larger. They are some of the most dangerous mutants, and they are one of the smartest mutants. Librarians are hostile when confronted by humans, but they will usually avoid humans. They are also very territorial. Humans can avoid fighting librarians by standing their ground and staring at the librarian until it walks away.

Demons are a type of large flying mutant only found on the surface. Demons often land in high places. They will attack other mutants and humans by grabbing them and dropping them from the sky.

Mutants are organisms whose DNA has been altered by radiation. Some types of mutants are demons, dark ones, librarians, lurkers, nosalises, spiderbugs, and watchmen.

Hansa is the most powerful faction in the Metro. Hansa is a trading alliance and its main location is the Ring Line. All Hansa stations have border controls. Citizens of the Metro have to prove their identity with a passport to limit smuggling and prevent bandits from getting to the densely populated parts of the Metro.

Alexeyevska is the station between VDNKh and Riga. It is very poor and only has 120 people living in it.

The Armory claims to be free, but it is controlled by Red Line. Kuznetsky Most is a large station that produces most of the Metro's weapons. There was a large weapon factory above Kuznetsky Most, and workers of the factory found shelter in the Metro. The workers at the factory eventually created a settlement at Kuznetsky Most.

Revolvers are the most common pistol in the Metro. They are usually created with scrap. A revolver usually costs about 20 MGR.

VDNKh, also known as Exhibition, is the northernmost inhabited station in the Metro. It is a large and powerful station with a stable economy. VDNKh produces mushroom tea that is popular in the Metro. VDNKh also has a large population of pigs for food, leather, and waste control. VDNKh has strict laws, and all children learn how to read. VDNKh has a large library, supplied with books from Polis.

The 1905 Confederation is a minor faction. Its main location is Ulitsa 1905 Goda.

Stalkers are people who go to the surface to look for supplies. Stalkers are often considered insane because a stalker's life expectancy is very low.

Moscow is the city above the Metro. Mutants enter the Metro from the surface. People who go to the surface are called Stalkers. The surface is very dangerous. There are more mutants on the surface, and it is impossible to survive without a gas mask.

Armory Station is controlled by the Red Line faction. It produces most of the Metro's weapons and it is located in Kuznetsky Most.

Theatre Station is the cultural center of the Metro. It is controlled by Red Line.

There are over 100 stations in the Metro, and each one has its own society and government. Some stations are abandoned, and some are occupied.

The Belorusskaya Trade Outpost is a minor faction in the Metro. It is a wealthy neutral spot. The main location is Belorusskaya.

Military Grade Rounds are 5.45x39mm rounds that were produced before World War 3. Military Grade Rounds are also called MGRs and they are used as currency in the Moscow Metro. They are more powerful than "dirty" 5.45mm rounds. Military Grade Rounds were produced with professional machinery and good materials, so they can't be reproduced in the Metro. MGRs can be used as normal ammo, but it doesn't happen often because they are used as currency.

Little is known about the war. The war was fought between Russia and NATO, but the cause is unknown.

The Baumansky Alliance is a minor faction in the Metro. The faction's main trade is recreating technology from the surface and selling it to other factions. The main location is Baumanskaya.

Mutants are organisms that had their DNA altered by radiation. Most mutants have high reproductive rates. Mutants are usually hostile to humans, although some are neutral.

Bandits are criminals in the Metro.

The Fourth Reich is a Neo-Nazi faction. Tverskaya, Chekhovskaya, and Pushkinskaya are the main stations. The leader of the Fourth Reich is called the Führer. The Fourth Reich is at war with Red Line, Revolutionaries, and bandits. There are less Fourth Reich soldiers than Red Line, but the Fourth Reich has better equipment and training.

Different guns use different ammunition. The Tihar uses ball bearings. The Helsing uses bolts. The Shambler, Saiga, Duplet, Abzats, and Duplet use shotgun shells. The VSV, Kalash, Kalash 2012, and Bastard use 5.45x39mm bullets. Dirty 5.45x39mm is used most often. Dirty 5.45x39mm is any 5.45x39mm bullet that was created after World War 3. Dirty 5.45x39mm is weaker than Military Grade Rounds and more likely to jam, but they are much more common. Revolvers use revolver bullets.

Red Line is a communist faction in the Metro. The main location is the Sokolnicheskaya Line. Red Line has the highest population in the Metro, estimated at 15,000. Maxim Petrovich Moskvin is the leader of Red Line. Red Line is at war with the Fourth Reich.

The Moscow Metro was used as a shelter during World War 3. Out of the original 200,000 survivors, less than 50,000 people are left. The main factions are the Fourth Reich, Hansa, Polis, Rangers, Stalkers, Bandits, Revolutionaries, VDNKh Commonwealth, 1905 Confederation, Baumansky Alliance, Armory, and Belorusskaya Trade Outpost. There are also mutants, anomalies, and ghosts in the Metro. Many stations are abandoned, but others are inhabited. Military Grade Rounds are used as currency.

Shrimps are large mutated shrimp. They don't usually attack unless they are provoked.

Ghosts are a paranormal phenomenon found in the Moscow Metro and sometimes the surface. They appear as shadows. Ghosts aren't hostile, but anyone who touches them will die. They can only be seen with a flashlight. Ghosts don't understand that they are dead, and they continue to perform duties they had in life. Like anomalies, ghosts are neutral. Though most ghosts are neutral, there are a few hostile ones such as the Great Door. Some entities like the River of Fate are benevolent.

An anomaly is an extremely dangerous phenomenon in the Metro. Anomalies are floating orbs of electricity. Anything that touches the anomaly will be killed instantly. Anomalies are attracted to electricity and movement. It is possible to survive an anomaly by staying still until it passes.

The River of Fate is an anomalous river in the Moscow Metro. It isn't dangerous, but many people think it is. If a man wishes for a second chance at forgiveness, the river will grant it.

Dark ones, also known as homo novus, are telepathic mutants descended from humans. They are very rare. They look like humans but they are larger and have black skin. The dark ones want to create peace with humans, but their psychic influence will drive most humans mad.

The Kalash 2012 is a 5.45x39mm assault rifle that was only introduced a year before World War 3. It is very rare, and it is better than the Kalash. The Kalash 2012 is the best weapon in the Metro. A Kalash 2012 usually costs about 1,000 MGR.

The VSV is a Russian sniper rifle that uses 5.45x39mm rounds. It is a quiet rifle, but it is very rare. A VSV usually costs about 750 MGR.

The Abzats is an automatic shotgun created in the Metro. It is a modified DShK machine gun. An Abzats usually costs about 500 MGR.

The Great Door appears as a dark corridor with a stone door with a red light behind it. The room is in a large drainage room. When a person enters the room, they will hallucinate and see the dark corridor. If someone tries to leave, they will be pulled back in.

Lurkers are small mutants that hunt in packs. Lurkers are mostly scavengers, and they usually stay in recently abandoned stations. They will dig holes and stay in them.

A Bastard is a carbine created in the Metro. It is one of the most common weapons. It uses 5.45x39mm rounds. It is very inaccurate and overheats easily, but it has a high rate of fire. A Bastard usually costs about 50 MGR.

The Saiga 12 is a semi automatic shotgun created before World War 3. A Saiga usually costs about 250 MGR.

Polis is a collection of stations at the center of the Metro. The main locations are the Arbatskaya, Aleksandrovskiy Sad, Biblioteka Lenina, and Borovitskaya stations. The Moscow State Library, also known as the Lenin Library, is above Polis. Polis is protected by the Kshatriya and Rangers. Kshatriya is the military of Polis. Polis is one of the richest stations. Polis is used as a neutral location for all factions to discuss issues. Polis is lead by the Polis Council.

Polezhayevskaya is a station located near the 1905 Confederation.

Venice Station is an independent station. Venice Station is flooded, creating underground rivers. No faction owns Venice so the station is more free and open, but organized crime is very common. Shrimps are found near the entrance.

The Sparta Base is a pair of bases on the Surface owned by the Rangers. They are the only known settlements on the surface. They are located in Russian Orthodox churches.

Sevastopolskaya produces two thirds of all of the electricity in the Metro. Most of the generators are located outside the Hermetic Door, so it must remain open. Sevastopolskaya is attacked by mutants often, so all of its inhabitants are trained to fight.

Riga is one of the main stations of the VDNKh Commonwealth. It is a poor station, and it is overpopulated.

Prospekt Mira is a large station. There is a large market, weapon vendors, a bar, and an area for fixing trolleys.

The Ring Line is Line 5 of the Metro. All 12 stations of the Ring Line are owned by Hansa. It is possible to get to almost any other line from the Ring Line. Anyone who wants to get to the central section of the Metro has to pass through the Ring Line.

Hermetic Doors are doors used by Metro stations to allow or deny access to the surface. Most stations keep their Hermetic Doors permanently sealed to prevent mutants from getting into the Metro. Some stations keep their Hermetic Doors unlocked, but keep them closed when not in use.

Cursed Station is constantly attacked by mutants, mostly nosalises. There are only a few soldiers left to defend it. Both of the tunnels have collapsed, but nosalises have managed to dig through one of them. Mutants also enter through the airlock, which is open. There is a shrine at Cursed for the soldiers who have been killed by mutants. Some soldiers were sent to place a satchel charge in the tunnel to collapse it again, but they were killed by a nosalis.

VDNKh Commonwealth is a minor faction. It is an alliance of VDNKh, Alekseyevskaya, and Rizhskaya.

The Revolutionaries are a group of communists who fight the Fourth Reich. The main location is Avtozavodskaya. They are supplied by Red Line.

Frontline is a battleground between the Fourth Reich and Red Line. The battle has been going on for a long time, and there are many destroyed vehicles. The Frontline seems to be in an endless stalemate.

Hole Station is a large independent station.