Level up by getting a Nuke or Knifing all the humans. Alpha Zombies will get the Level if Zombies win. Humans gain 1 level while the Nuker gets 2 Levels.

Zombie must run around and knife humans they can use their Tactical Insertions to tacticaly sneak around the humans and kill them. Humans must get a nuke to level up.

Human
Primary = None
Secondary = USP .45 ANY Attachment
Equipment = Tactical Insertion
Special = Smokes
Perk 1 = Any Perks(Scavenger Recommended/No One Man army)
Perk 2 = Any Perks(Stopping Power Recommeneded)
Perk 3 = Any Perks(No Commando)
Death Streak = CopyCat

Zombies
Primary = None
Secondary = Any Pistol with any attachment
Equipment = Tactical Insertion
Specials = Smoke
Perk 1 = Marathon(Recommened)
Perk 2 = Lightweight(Recommened)
Perk 3 = Any Perk(No Commando)
Deathstreak = CopyCat

Level 0 = USP .45 Any Attachment
Level 1 = Any Pistol Any Attachment
Level 2 = Any Equipment
Level 3 = Machine Pistols
Level 4 = M1014 and Rangers ANY attachment
Level 5 = Stryker and Models ANY attachment
Level 6 = AA-12 and Spaz-12 Any Attachment
Level 7 = Mp5K and Vector Any Attachment
Level 8 = Mini Uzi and Ump .45 Any Attachment
Level 9 = P90 Any Attachment
Level 10 = Intervention Any Attachment
Level 11 = Wa2000 Any Attachment
Level 12 = Barret Any Attachment
Level 13 = F2000 Any Attachment
Level 14 = M4A1 and Famas Any Attachment
Level 15 = M16A2 and FAL any Attachment
Level 16 = Scar-H And Tar-21 Any Attachment
Level 17 = ACR Any Attachment
Level 18 = Ak-47 Any Attachment
Level 19 = Commando
Level 20 = One Man Army