Level 1 - USP .45(Handgun)
Level 1 - AT4-HS( Launcher)
Level 1 - L86 LSW(Machine gun)
Level 1 - SPAS-12(Shotgun)
Level 1 - CheyTac Intervention(Sniper rifle)
Level 1 - UMP .45(Submachine gun)
Level 1 - PP-2000 machine pistols(Secondary weapon)
Level 1 - Frag grenade
Level 1 - Semtex
Level 4 - M4A1 carbine(Assault rifle)
Level 4 - RPD(Machine gun)
Level 4 - Barrett .50 caliber(Sniper rifle)
Level 4 - MP5k(Submachine gun)
Level 7 - Throwing knife
Level 8 - SCAR-H(Assault rifle)
Level 11 - Tactical insertion
Level 12 - Vector(Submachine gun)
Level 12 - AA-12(Shotgun)
Level 14 - Thumper x2 (Grenade launcher)
Level 16 - MG4(Machine gun)
Level 19 - Blast shield
Level 20 - TAR-21(Assault rifle)
Level 22 - Glock 18(Secondary weapon)
Level 24 - P90(Submachine gun)
Level 26 - .44 Magnum(Handgun)
Level 28 - FAL(Assault rifle)
Level 30 - Stinger( Launcher)
Level 31 - Claymores
Level 32 - AUG HBAR(Machine gun)
Level 34 - Striker(Shotgun)
Level 36 - WA2000(Sniper rifle)
Level 38 - M93 Raffica(Secondary weapon)
Level 40 - M16A4(Assault rifle)
Level 42 - Ranger(Shotgun)
Level 43 - C4
Level 44 - Mini Uzi(Submachine guns)
Level 46 - M9(Handgun)
Level 48 - ACR(Assault rifle)
Level 50 - Javelin(Launcher)
Level 52 - M240(Machine gun)
Level 54 - M1014(Shotgun)
Level 56 - M21 EBR(Sniper rifle)
Level 58 - TMP(Secondary weapon)
Level 60 - F2000(Assault rifle)
Level 62 - Desert Eagle(Handgun)
Level 65 - RPG-7 x2(Launcher)
Level 67 - Winchester 1887(Shotgun)
Level 70 - AK-47(Assault rifle)
Cold-Blooded Pro - Destroy 40 enemy Killstreak rewards with the Cold-Blooded perk. This allows you to be undetectable by UAV, air support, sentries, and thermal imaging. It also removes the red crosshair or name when you are targeted.
Commando Pro - Get 20 melee kills with the Commando perk. This will increase melee distance and you will not take damage when falling.
Danger Close Pro - Get 100 kills with explosives with the Danger Close perk. This will increase explosive weapon damage and extra air support damage.
Hardline Pro - Get 40 Killstreaks with the Hardline perk. This changes Killstreak rewards to require one less kill and Deathstreak rewards to require one less death.
Lightweight Pro - Run 30 Miles with the Lightweight perk. This will make you move faster and quickly aim after sprinting.
Marathon Pro - Run 26 Miles with the Marathon perk. This will give you unlimited sprint and allow you to climb obstacles faster.
Ninja Pro - Get 50 close range kills with the Ninja perk. This will make you invisible to heartbeat sensors and silent footsteps.
Scavenger Pro - Resupply 100 times with the Scavenger perk. This will allow you to resupply from dead enemies and get extra magazines.
Scrambler Pro - Get 50 close range kills with the Scrambler perk. This will jam enemy radar nearby and delay enemy claymore explosions.
Sitrep Pro - Destroy 120 detected explosives or tactical insertions with the Sitrep perk. This will allow you to detect enemy explosives, tactical insertions, and loud enemy footsteps.
Sleight Of Hand Pro - Get 120 kills with the Sleight Of Hand perk. This will allow you to reload and aim faster.
Steady Aim Pro - Get 80 hip fire kills with the Steady Aim perk. This will increase your hip fire accuracy and allow you to hold your breath longer.
Stopping Power Pro - Get 300 Kills with the Stopping Power perk. This will increase damage given to enemies and enemy vehicles.