Enemies

Light troops armed with Model 1887
Medium troops armed with MP5
Heavy troops armed with AK-47
Commando troops armed with ACR 6.8
Heavy commando troops armed with FAD
Suicide troops armed with USAS-12 and strapped with C4
Dogs
Dogs strapped with C4
Chemical troops armed with MP5 and a bag filled with chemical agents
Juggernauts armed with a PKP Pecheneg
Recon Juggernauts armed with an AK-47 and a Riot Shield
Bomb squad
Claymore experts armed with PM-9 and claymores
Little Birds armed with dual Miniguns

Weapons
Equipment

Refill Bullet Ammo: Refill for $750, unlocked by default

Assault Rifles

All Assault Rifles cost $3000

M4A1 unlocked by default.
M16A4 unlocked by default. Starting weapon on Tier 4 maps.
SCAR-L unlocked at level 5.
ACR 6.8 unlocked at level 14.
AK-47 unlocked at level 24.
FAD unlocked at level 32
G36C unlocked at level 39
CM901 unlocked at level 43
MK14 unlocked at level 47
Type 95 unlocked at level 50

Sub Machine Guns

All Sub-Machine Guns cost $2000

MP5 unlocked by default.
UMP45 unlocked at level 4
MP7 unlocked at level 13
PM-9 unlocked at level 23
PP90M1 unlocked at level 38
P90 unlocked at level 46

Light Machine Guns

All Light Machine Guns cost $7000

M60E4 unlocked at level 12
PKP Pecheneg unlocked at level 18
MK46 unlocked at level 34
L86 LSW unlocked at level 41
MG36 unlocked at level 48

Shotguns

Model 1887 for $2000, unlocked by default.
USAS-12 for $2000, unlocked at level 6.
SPAS-12 for $2000, unlocked at level 16
KSG-12 for $2000, unlocked at level 26
Striker for $4000, unlocked at level 33
AA-12 for $5000, unlocked at level 44

Sniper Rifles

All Sniper Rifles cost $2000

MSR unlocked at level 7
Dragunov unlocked at level 16
RSASS unlocked a level 29
L118A unlocked at level 35
AS50 unlocked at level 42
Barrett .50cal unlocked at level 49

Handguns

All Handguns cost $250

Five seven unlocked by default. starting weapon on tier 1 maps.
USP. 45 unlocked by default. starting weapon on tier 2 maps.
MP412 unlocked at level 2, starting weapon on tier 3 maps
Desert Eagle unlocked at level 11
.44 Magnum unlocked at level 20
P99 unlocked at level 40

Machine Pistols

All Machine Pistols cost $1500

G18, unlocked by default
Skorpion, unlocked at lvl 3
MP9, unlocked at lvl 17
FMG9, unlocked at lvl 37

Attachments

Scope Attachemnts

Holographic Sight for $1000, unlocked by default
Red Dot Sight for $750, unlocked at lvl 7
ACOG Scope for $1250, unlocked at lvl 30

Under-barrel Attachments

Grip for $750, unlocked at lvl 19
Grenade Launcher for $1500, unlocked at lvl 28
Shotgun for $1500, unlocked at lvl 45

Maps

Tier 1 (Easy) - unlocked by default

Resistance
Village
Interchange
Underground

Tier 2 (Regular) - unlocked at lvl 8

Dome
Mission
Seatown
Carbon

Tier 3 (Hard) - unlocked at lvl 15

Bootleg
Hardhat
Fallen
Outpost

Tier 4 (Insane) - unlocked at lvl 25

Lockdown
Arkaden
Downturn
Bakaara

Armory

Frag Grenade Refill for $750, unlocked by default
Flashbang Refill for $1000, unlocked by default
Claymore x5 for $1000 (10 Max), unlocked at lvl 2
C4 x5 for $1500 (10 Max), unlocked at lvl 3
RPG-7 x2 for $2000 (4 Max), unlocked at lvl 27
Sentry Gun for $3000, unlocked at lvl 17
Sentry Grenade Launcher for $4000, unlocked at lvl 31
Body Armor for $2000, unlocked at lvl 10
Self Revive for $4000, unlocked at lvl 12
Riot Shield for $3000, unlocked at lvl 37

Air Support Armory

Predator Missile for $2500
Air Strike for $2500, unlocked at lvl 4
Delta Squad for $3000, unlocked at lvl 14
Riot Shield Squad for $5000, unlocked at lvl 21
Perk Care Package
Quickdraw for $3000, unlocked by default
Steady Aim for $3000, unlocked at lvl 8
Stalker for $4000, unlocked at lvl 22
Extreme Conditioning for $4000, unlocked at lvl 36
Sleight of Hand for $5000, unlocked at lvl 50