The USP is returned from Counter-Strike and named "KM .45 Tactical Pistol" in game, comes with a detachable silencer.As the starting pistol for the counter-terrorist faction.
Named "Nighthawk .50 C" in game.Appear as the most powerful sidearm in the game.It's a weapon from Counter-Strike.The weapon comes with a gold-plated variant and a akimbo variant which only available in Zombie modes.
Named ".40 Dual Elite" in game. probably a homage to John Woo or Chow Yun Fat.The dual pistols are purchasable by the terrorists.It's a weapon from Counter-Strike.
Named simply as "Anaconda" in game and feed with 7 rounds.It fires .50 AE rounds.Appear as the only revolver in the game and a high-caliber pistol which can equal with the Desert Eagle.
the Infiniti(s) comes with a few color variants and three akimbo configurations.Appear as the most diverse weapon and the most accurate pistol in the game.The akimbo variants have secondary firing mode which does high rate of fire as the SMGs,although it's extremely inaccurate.
named "Luger" in game,it also comes with gold and silver finishes.It is the most powerful 9mm caliber pistol in the game,but its low capacity and not very accurate.It's the one of three WW2 classic weapon in the game.The Silver Luger is only available in Zombie Mode 3 and usable by Blair only.It is effect against zombies due to its high knock-back power.
The M3 is returned from Counter-Strike and named "Leone 12 Gauge Super" in game.As the most cheapest shotgun in the game and suitable for close-quarter battle.
The XM1014 is returned from Counter-Strike and named "Leone YG1264 Auto Shotgun" in game.It does lower damage but has the highest rate of fire than any other shotguns.
A fully automatic shotgun with a 20-round drum magazine which available for the terrroists only.It's very powerful in close range but it's unstable.Comes with a variant called the "USAS12 Camo".This variant does higher damage,lighter and has higher rate of fire,suitable to use in Zombie modes.
Named "Winchester" in game.It is very effective for hunting zombies and has high knock-back power.The weapon also comes with a gold-plated variant which could fed with 9 round and have 36 rounds spare ammo.
An unknown model of sawed-off double barrel shotgun.It does high damage even in middle-range although it has the lowest capacity.It's also the weapon which has the highest knock-back power in the game.There's a variant called the "Quad Barrel".The "Quad Barrel" is a shotgun with four barrels,it's only available in Zombie mode 3 and usable by the heroine only.The Quad Barrel could fire 4 shells each time when the user hold on the secondary fire key.
Named "Schmidt Machine Pistol" in game. Comes with an integrated suppressor.As the low cost sub-machine gun for the counter-terrroists.It's a weapon from Counter-Strike.
Unlike most of other guns, the MAC-10 retains its name because the company holding the rights to the name went bankrupt.It's the same level as the TMP,as the low cost sub-machine gun for the terrorists faction.The weapon was returned from Counter-Strike.
The MP5 is returned from Counter-Strike and named "KM Submachine Gun" in game.Appear as the most flexibility sub-machine gun in the game.It comes with a "Chinese Year Edition" and a gold-plated variant.These variants have higher knock-power than the original weapon.
The P90 is returned from Counter-Strike named "ES C90" in game.It has high penetration power and also high capacity but it does low damage and expensive.It also comes with a "Chinese Year Edition".
The MP7A1 in game can switch between "pistol mode" and "SMG mode".Appear as the most compact SMG in the game.But It is only fed with 20 rounds magazine.The weapon comes with a high-capacity variant called the "MP7A1 60R" which fed with 60 rounds and a akimbo variant which only available in Zombie modes.
The SA Vz.61 Skorpion appears heavily modified in game and renamed into "Blue Lightning" and "Lazy Lightning". Both of them can switch between "SMG mode" and "rifle mode".The Blue Lightning was belong to the Counter-terrorists faction,and the Lazy Lightning was belong to the terrorist faction.These weapons are both belong to the rifles category.
A Korean Carbine classified as SMG in game which available for the counter-terrorists faction only.It has similar firepower and high rate of fire which equal the assault rifles.It can also effect at long range.It has a Dragon painted variant called the "K1ASE" which does higher damage,rate of fire and better accuracy.
Named "Thompson Chicago" in game.Also comes with a gold plated variant.It's powerful and has high capacity,also has lower price than many SMGs.It's also the one of three WW2 classic weapon in the game.
Named "Kriss Super V" in game, comes with a detachable suppressor and a akimbo configuration.It's firepower is equal to the UMP45 and the Thompson.Although it's cheaper,low recoil and accurate.
The AK is returned from Counter-Strike and named "CV-47" in game. Comes with a few variations.As the most reliable rifle for the terrorists faction.It's powerful and cheap,but unaccurate when fully-automatic.It comes with a gold-plated variant and a "special dragon edition" which could perform "speed reloading".In zombie modes gameplay,the High-capacity variant of the AK is also available.It is fed with 60 rounds magazine and equiped with a scope,also it does very high damage against zombies and has high rate of fire.
The Galil is returned from Counter-Strike ansd named "IDF Defender" in game. Has the stats of the 5.56x45mm variant.This weapon is available for the terrorists faction only.As the cheapest rifle in the game.This rifle is very effect in close range and middle range.
Renamed as "Clarion 5.56" in game,as the cheapest rifle for the counter-terrorists faction.It's able to fire in 3 round brust,low recoil and also high rate of fire when fully-automatic.It's a weapon from Counter-Strike.
Named "Krieg 552" in game and available for the terrorists faction only.Appear as the assault rifle which has the highest rate of fire.This weapon is effect in close range and middle range.It's a weapon from Counter-Strike.
Renamed "Bullpup" in game.Available for the counter-terrorists faction.Appear as a assault rifle which equal the SG552.It has high rate of fire and good accuracy.Effect in middle range to long range.It's a weapon from Counter-Strike.
The M4A1 is returned from Counter-Strike and named "Maverick M4A1 Carbine" in game, comes with a few variation and all of them features a detachable suppressor (except the Camouflaged M4).As the most reliable rifle for the counter-terrorists.This rifle is accurate,powerful and inexpensive,effect in any ranges.The Camouflaged M4A1 is equiped with ACOG scope and effect in middle range battle;The gold-plated variant has a different barrel with foregrip and tactical light installed;The M4A1 Dragon has "speed reloading" feature.
The XM8 in game can be convert freely between the carbine variant and the sharpshooter variant,as the new generation rifle for the terrorists faction.It has high rate of fire and light weight,although it's not accurate.
The FN SCAR in game can be convert freely between the SCAR-L and the SCAR-H.It's available for the counter-terrorists,as a new rifle for the counter-terrorists.The SCAR L has higher rate of fire and accuracy,effect in middle range.The SCAR H is powerful but low capacity,heavy,mostly effect at close range.
Named "M14 EBR" in game.Appear as the most powerful assault rifle in the game.The rifle is accurate when single-fire,but it's heavy and has low rate of fire.It also comes with a Anti-Zombie sniper rifle variation which called "Skull 5",the rifle fires 5.56 Anti-Zombie round and fed with 24 rounds.
Named simply as "TAR-21" in game.Comes with a EO-Tech telescope.This rifle has high rate of fire but low recoil,and has high knock-back power against zombies.
The M16A4 retains it's name in game.Painted with desert camo and installed a forearm.It is only available for the counter-terrorists faction.The weapon is only be able to fire in 3 round burst.It's effect in middle range battle.
The AN-94 retains it's name in game.It is only available for the terrorists faction.The weapon's only be able to fire in 2 round burst.It's very accurate and effect in middle range.
The StG44 is now available in the game,as the first assault rifle in the world.The rifle is powerful as the AK but it's very unstable and low rate of fire.
The modernized AKM retains it's name in game. Currently appear as a skin for the AK-47. appears as a black furniture. Still available only in Korean version of CSO.It features a synthetic buttstock,pistol grip and handguard which similar to the AK-103.
The SAW is returned from Counter-Strike and retains its name in game.It's suitable used for cover teammates in front line.It comes with a Anti-Zombie variant called the "Skull-7".The Skull-7 is chambered with 120 rounds of 5.56 Anti-Zombie cartridge and equiped with a zoomable scope.
The QBZ-95 is fed with a 75 round drum magazine,appears as the "QBB95" and belongs to the MG class in game.This MG has similar features as the assault rifles and also has cheap price.It comes with a high-capacity variant called the "QBB95EX".This variant is fed with 80 rounds and with 400 rounds spare ammo,suitable to use in zombie modes.
The MG3 retains its name in game.Comes with 200 round ammunition box.It's very effect in zombie modes due to its high rate of fire and suppression power.
Named simply as "M134" in game.Comes with 200 round belt.It has the highest rate of fire than any other MGs.But it needs 1.5 seconds static time before you fire it.It comes with a modified variant which could reduce the static time.
Named simply as "HK23" in game.Comes with 100 round ammunition box.It has high flexbility and effect for engage the zombie bosses in Zombie Scenario Mode.It comes with a gold-plated variant.
The VSK94 retain it's name in game, Comes with an integrated suppressor,as the new automatic sniper rifle for the counter-terrorists faction.Suitable for use in special operations and use as a SMG.
Named simply "SVD" in game.As the new semi-automatic sniper rifle for the terrorists faction.The user could usually kill a enemy with one shot,although the rifle would became unaccurate when firing the second shot due to the high recoil.
This SVD variant is named "SVDEX" and only available for VIP player in the zombie game mode. It has feature a Barrett style muzzle brake, and a sawn-off M203 and an EOTech Holograhic sight.
Named "TRG42" in game.Feed with 10 round mag.Like the AWP,the user could kill an enemy with one shot.But this rifle has different scope.Comes with a variant called the "TRG42 White Gold".
Named simply "SL8" in game. Comes with 20 round mag and 25 round for the gold-plated version and high capacity variant. Even though this is the single stack SL8-1 variant, it erroneously uses the shorter double stack magazines of the European/Canadian variants. The high capacity variant feeds from AR-15 magazines, a possible modification for the SL8-1 done by replacing the magazine well and removing part of the receiver.The rifle is not very powerful,but does high rate of fire and has high accuracy.
Named as "M400" in game. Feed with 10 round mag. These screenshots show a .338 Laupa model instead of .408 CheyTac model.Like the AWP,the user could kill an enemy with one shot.But this rifle has different scope.
The WA2000 retains its name in game and feed with 12 rounds.It is powerful and accurate although it's available to fire in semi-automatic only.It also comes with a gold-plated variation which fed with 15 rounds.
The M95 retains its long name in game as "Barrett M95".Suitable to use for destroy enemy's helicopters and vehicles.It's also effect for anti-personnel and the user could kill an enemy with one shot.
The MSR is named the "XM2010",appears as the one of the most powerful sniper rifle in the game and fed with 5 rounds.It is the upgrade version of the M24.It does high damage but has lower capacity.
The AS-50 is a anti-material sniper rifle which can fire in semi-automatic and feed with 5 rounds magazine.Like the M95,the rifle is suitable to use for destroy enemy's helicopters and vehicles.It's also effect for anti-personnel or anti-zombies.When it's used for anti-personnel,the user could kill an enemy with one shot.
Named "Fragmentation grenade" in game as the primary weapon for the player in the "Grenade Warfare" mode, it also has a flame grenade variant which available in the zombie modes.
Named "AT Lance" in game. Available only in the "Human Scenario" and "Metal Arena" modes.It's usually used by players in Human Scenario Mode to engage enemy vehicles.