Infection mode Retrograd

Normal Zombies are run-of-the-mill zombies that can spawn at any time mark, they are very common but quite fast & hit hard in numbers. They have 200 HP & wield Claws.
Spitter Zombie
The Spitter Zombie specializes in crowd control, having a ranged item called "Spit" which launches a light green projectile in an arc toward its target, exploding into a harmful cloud of gas once it touches a surface. They are a bit slower than Normal Zombies, but have 150 HP, Claws & Spit.
Fast Zombie
The Fast Zombie is basically a much faster version of the Normal Zombie, having greatly increased walkspeed & run speed. This allows them to catch Survivors off-guard and ambush them, although they only have 100 HP as a trade-off. They also only have Claws

OMON Survivor
This class wields either an AKS-74U, OC-14, Saiga-12 or AK-12, aswell as the M92FS and a Baton
Rifleman Survivor
This class wields either an M14, M16A4 or an AK-47, a Scorpion, a Bat and a Hatchet, aswell as 6 Wooden Panels, 4 Planks & 2 Sandbags.
VDV Juggernaut
Yes, this is the same juggernaut from Juggernaut Mode. Only 1 VDV Juggernaut can spawn each round and they wield the PKP alongside the Desert Eagle. They have 350 HP
HAZMAT Survivor
There are two types of HAZMAT survivor, one with white clothes and one with yellow. The yellow clothed one will have FAD, Glock-17, and Machete. The white clothed one will have an MP7, GLOCK-17, Combat Knife and an HE grenade.
Shotgun Survivor
This class wields either a KS-23 or an R870 & a Bat, aswell as 6 Wooden Planks, 4 Wood Panels & 2 Sandbags

HAZMAT Survivor: This class wears either a white hazmat suit or a yellow hazmat suit, with an oxygen tank at the back and a black combat vest with mag pouches, a chest-mounted radio & a backpack

Shotgun Survivor: Wears a black uniform, an olive vest with mag pouches, a chest radio & a black balaclava

Rifleman Survivor: This class wears either a dark brown jacket and pants with a black beret with a yellow star, sunglasses & a bandana, or a tan jacket with gloves and tan pants, aswell as a cold-weather hoodie

VDV Juggernaut: Wears a dark red digital camo uniform with dark brown heavy combat vest, dark brown lap protector, dark brown shoulder pads, dark brown balaclava and a dark brown Maska helmet

OMON Survivor: This class wears a dark blue digital camo uniform with Russian & OMON flag patches, with a black combat vest with mag pouches, a radio on the chest, & either a black tactical helmet with raised goggles (AKS-74U variant), black tactical helmet with lowered goggles & balaclava (AK-12 variant), black tactical helmet with raised goggles & a black opaque face shield (Saiga-12 variant), or a black beret (OC-14 variant).